basic engineering drawing (3300007)

CHEMICAL ENGINEERING DEPT. SEMESTER # 2

BASIC ENGINEERING DRAWING (3300007)

TITLE BLOCK Draw the title block with suitable notations & dimensions.

PRACTICAL EXERCISE -1

SHEET 1:- PRACTISE SHEET USE OF DRAWING INSTRUMENTS: GEOMETRIC CONSTRUCTION: Note: -Demonstrate a.Use of drawing instruments.

b: Planning and layout as per IS. c: Scaling technique.

1. Draw lines at different angles (0°, 30°, 45°, 60°, 75°, 90°) using Set Square

only in the dimensions 150 x 100 mm space.

2. Show two different methods of dimensioning on the given object.

3. Draw twelve equal parts of circle.

4. Using different methods draw the inscribe pentagon, hexagon and octagon in

the circle of 50mm diameter.

5. Draw circumscribed pentagon, hexagon and octagon in the circle of 50mm

diameter.

6. Draw various polygons using universal circle method for the side of 40mm.

7. Show the different types of line in tabular form with their applications.

8. Write alphabets in the dimensions given below:

CAPITAL LETTERS:

Height 12mm, width 8mm, gap between two characters 2mm, angle 75°

SMALL LETTERS:


DIGITS (0 TO 9):


PRACTICAL EXERCISE -2 SHEET 2:- IMPORTANT QUESTIONS

1. Prepare a table showing drawing equipments, instruments, and materials in one

column and its uses in other column.

2. List the modern method of storing and reproduction of drawing. Describe any

one.

3. List the equipments, instruments, and materials used for tracing.

4. Draw s straight line 69mm long and divide it into 7 equal divisions.

5. Construct a regular pentagon of 35mm side by special method.

6. With the help of 30°-60°◦ set square and a foot rule; construct a regular

hexagon of sides 30mm long.

7. Construct a regular pentagon with the distance from its centre to one of its

corner is

45mm.

8. Inscribe a circle in an equilateral triangle having sides 50mm.

9. Circumscribe a triangle in a circle having diameter 30mm.

10. Draw square in 60mm diameter circle and find its side length.

11. Construct a regular hexagon having distances across flats 80 mm using T-

square and Set Square only.

12. Show how A2 size of paper is folded.

13. Explain following method of dimensioning shortly with illustration:

A. Chain dimensioning

B. Parallel dimensioning

C. Combined dimensioning

14. With the help of figure show different types of lines such as outline, dotted line, centre line, ladder line, section line, dimension line, extension line etc. 15. Draw a regular hexagon of 60mm side and inscribe six circles in it so that each

circle touches another two circles and one side of the hexagon.

16. Answers the following questions. (a) Name the curve when generating circle is rotating inside the directing Circle.

(b) When will you use isometric scale? (c) Draw symbol of 1st Angle projection. (d) Write dimensions of trimmed ‘A2’ size drawing paper. (e) Which drawing instructions will you use to draw angles in multiple of 150? (Other than protector)? (f) If line is inclined at 30° to H.P. and 60° to V.P. (θ+Ф=90). Then what is the distance between end projectors?

17. State the types of Lettering.

18. List angles that can be drawn with the help of pair of set squares and Tee

Square.

19. List grade of pencils and its applications.

20. What is folding mark and why required.

21. List recognized size of drawing sheet.

22. Draw a simple fig. and show radius and angle dimensions.

23. Draw a common tangent to similar circle.

24. Draw a circle passing through three non-linear points.

25. Draw Heptagon of 40mm side by special method.

26. Write the use of working edge of a drawing board and T square.

27. Name the shapes of pencil lead edge.

28. Explain Planning in engineering drawing.

29. Sketch possible ways for dimensioning of a circle.

30. Why should an engineering student study engineering drawing?

31. Give designation and dimension of imperial and half imperial Board.

32. Name the intersection curve for conic section when

(a) Section plane cuts the cone parallel to cone axis.

(b) Section plane cuts the cone parallel to one of its generator.

33. Draw an arc of 20 mm radius touching two sides of angles (i) 60° (ii) 140°

34. List the rules of Dimensioning.

35. Differentiate between Reduced Scale and Enlarged Scale.

36. Define and write use of (i) Ellipse (ii) Parabola (iii) Hyperbola


SHEET 3:- PROJECTION OF POINT AND LINE 1. Draw the projection of following points by keeping 20 mm distance between

projectors.

(a) A point P is 10 mm above HP and 20 mm behind VP.

(b) A point Q is 25 mm below HP and 10 mm behind VP.

(c) A point R is 15 mm above HP and 20 mm in front of the VP.

(d) A Point S is 20 mm below HP and 15 mm in front of the VP.

(e)(A point T is 12 mm above HP and in the VP.

(e) A point U is in the HP and 25 mm behind VP.

(f) A point V is in the HP and VP.

2. A line MN 100mm long has its front view inclined at 45°to xy, and measures 60 mm. The end M is in the VP and 25mm above HP. Draw the projections of the line.

3. A line AB 80mm long is inclined at 30°to HP and 45°to VP. Its end ‘A’ is 20mm above HP and 20mm in front of VP. Draw its projections.

4. A line PQ is 100mm long and making an angle 40°with HP has its end P in the HP and 12mm in front of VP. The distance between end projectors is 36mm. Draw the projections of line PQ and determine its inclinations with HP and VP. Assume end point Q the first quadrant.

5. A line CD 70 mm long has its end A 10mm above HP and 15mm in front of VP. Its top view and front view measures 60mm and 40mm respectively. Draw the projections of the line and determine its inclinations with the HP and VP.

6. A line PQ is 80 mm long, having its end P 22 mm above H.P. and 33 mm in front of V.P. The ends Q are 42 mm above H.P. and 70 mm in front of V.P. Draw all the projections and mention the missing data.

7. The distance between end projectors of line CD is 60 mm. The end C is in the H.P. and 50 mm in front of V.P. The end D is in the V.P. and 70 mm above H.P. Draw all the projections.

8. The plan length of line AB measures 80 mm. The end A is 15 mm above H.P. and 20 mm in front of V.P. The end B is 40 mm above H.P. and 60 mm in front of V.P. Draw all projections. Find true length.

9. A line AB 100 mm long is inclined at 30° to V.P. The end A is in the H.P. and

20 mm in front of V.P. Its elevation makes an angle 45° with XY. Draw the projections of a line and measure the inclination of the line with H.P.

10. A straight line AB 75 mm long has its end A 20 mm below HP and 25 mm behind VP while end B 50 mm below HP and 65 mm behind VP. Draw the projection of the lineABand find true inclination with HP& VP. (Third Quadrant)


SHEET 4:- ORTHOGRAPHIC PROJECTION-I 1. A pictorial view of an object is given. Draw following view according to

FIRST angle projection method. Take appropriate scale. Give necessary dimensions using aligned system. Show the symbol of projection. a) Front view looking from direction “X”

b) Top view c) L.H.S.V. or R.H.S.V.

1st Angle Projection Symbol

2. Draw following view according to FIRST angle projection method. Give necessary dimensions by unidirectional system. a) Front view looking from direction “X”

b) Top view c) L.H.S.V.

X

A pictorial view of an object is given. Draw following view according to FIRST angle projection method. Take appropriate scale. Give necessary dimensions using aligned system. Show the symbol of projection. a) Front view looking from direction “X” ( b) Top view c)R.H.S.V.

PRACTICAL EXERCISE -5 SHEET 5:- ORTHOGRAPHIC PROJECTION-II (PROBLEM BASED LEARNING)

Note: -Given the orthographic views of at least three objects with few missing

lines, the student will try to imagine the corresponding objects, complete the views and

draw these views in sketch book. 1. Draw all the missing lines in the respective views of an object.

2.Draw all the missing lines in the respective views of an object.

2. 3. Draw all the missing lines in the respective views of an object.

PRACTICAL EXERCISE -6 SHEET 6:- PROJECTION OF PLANE Note: - Draw projection of different planes with different conditions. (Triangle, square / rectangular, pentagonal /hexagonal, and circular -one for each).

1. The three sides of triangular plane measures 60, 40, 60 mm. The short side of

the triangle plane is in the HP and makes an angle 60°with the VP. Draw the

projections if the plane is inclined at 45°to the HP.

2. A square plane of side 50 mm is resting on one of its corner in the HP in such a

way that the plane makes an angle of 45°with the HP and top view of the

diagonal connecting the corner on which it rest, makes an angle of 30°with the

VP.

3. Draw the projections of circular plane having diameter 60 mm with one of the

diameters ‘AB’ makes an angle of 30°with the HP and 60°with the VP.

4. A hexagonal plane side 25 mm is resting on one of its sides in the HP in such a

way that the side on which it rests makes an angle of 30°with the VP. The

plane makes an angle of 45°with the HP. Draw the projections.

5. Draw a projection of regular pentagonal plate of 20mm sides has one of its

corners in the HP and the side opposite to that corner is inclined at 30°to the

VP. The plate is inclined at 45°to the HP.

6. A rectangular plate of 40 * 60 mm side on the H.P. and inclined at 60° of the

V.P. Draw theprojection of the plate if it is inclined at 45° to the H.P.

7. A Square plate ABCD of 50 mm side has its corner ‘A’ on the H.P. & diagonal

AC’ inclined at 45°to V.P& parallel to H.P. Draw its projections.

8. A circle of 50 mm diameter has its one diameter AB inclined at 60°to the HP and other diameter CD which is perpendicular to AB, is at an angle 45°to VP. Draw its projection.

9. A regular hexagonal plane surface having 25 mm side has one of its corners in the HP. Its surface is inclined at 45° with the HP and top view of the diagonal passing through the corner which is in HP is perpendicular to VP. Draw the projections.


SHEET 7:- ISOMETRIC PROJECTION AND DRAWING

1. Draw isometric drawing from given orthographic views.

2. Draw isometric drawing from given orthographic views.

3. Draw isometric projection from given orthographic views.


SHEET 8:- ENGINEERING DRAWING-I

Problem –1: Construction of ellipse using any two methods from arc of circle method, four centre method, rectangular method, eccentricity method and concentric circle method.

1. The major axis and minor axis of an ellipse measure 120mm and 80mm

respectively. Draw theellipse using Arc of circle method. 2. Major axis of an ellipse measures 100 mm& distance between foci is

80mm. Draw half theellipse by oblong method& remaining half by concentric circle method.

3. The distance between directrix and focus of a curve is 63mm and eccentricity is given as ¾. Drawthe curve and name the curve.

4. The major axis and minor axis of an ellipse measures120mm and 80mm respectively. Draw the ellipse using four center method.

Problem –2: Construction of parabola with any one method from rectangular method, tangent method and eccentricity method.

1. A ball is thrown in the sky achieves maximum height of 5m and reaches the

ground back at adistance of 11meters from the place it was thrown. Draw the locus of the ball and name thecurve.

2. Distance between directory and focus is 100 mm. Draw the curve having e=1, passing through the vertex and name it.

Problem –3: Construction of hyperbola with any one method from eccentricity method and rectangular method.

1. Draw a conic curve when the distance of the focus from the vertex is 45

mm and the eccentricity=3/2. Name the curve. 2. Two asymptotes ‘OX’ and ‘OY’ are at 80° angle. Point ‘P’ is 40mm from

‘OX’ and 50 mm from‘OY’. Draw hyperbola passing through point ‘P’. Take at least 10 points trace the curve.

3. Draw a 60°oblique hyperbola passing through the point P (30, 40).

Problem –4: Construction of spiral 1. Draw an Archimedean spiral for one complete convolution, taking smallest

and greatest radiibeing 12 mm, 84 mm respectively. 2. Draw Archimedean spiral for 420°. The smallest and greatest radiuses are

10 mm and 80 mmrespectively. 3. Draw an Archimedean spiral for 540°. Small radius & large radius being 10

mm and 80 mmrespectively.

PRACTICAL EXERCISE -9 SHEET 9:- ENGINEERING DRAWING-II

Problem – 1: Construction of cycloid. 1. A circle of 40 mm diameter rolls along a straight path, without slipping.

Draw the curve traced by point ’P’ on the circumference for one revolution of the circle. Name the curve.

Problem – 2: Construction of hypocycloid & epicycloids. 1. Draw a hypocycloid and epicycloid for directing circle with 75 mm

radius and generating circle with 50 mm diameter. 2. Construct Hypo Cycloid where diameters of rolling circle and directing

circle are 80 mm & 160 mm respectively.

Problem – 3: Construction of involute (circle). 1. A thread is unbound from the drum having 40 mm diameter. Draw the

locus of the free end of the thread for unwinding through an angle of 360°i.e. one revolution. Name the curve.

2. Draw an involute of a circle having diameter 60 mm for a string length 150 mm.

3. Draw an involute of a circle having diameter 50 mm.

Problem – 4: Construction of involute (polygon). 1. Draw an involute for regular pentagonal disk having 20 mm side. 2. Draw an involute of a square having 30 mmside. 3. Draw an involute for regular hexagonal disk having 25 mm side.


Assignment No:-01 Subject: EC & HM (3300003) __________________________________________________________________

(1) Define:

a. Environment b. Environment science c. Environmental engineering

(2) Define the parts of environment and its examples. (3) Describe the component of environment.

OR Explain:

a. Hydrosphere b. Biosphere c. Lithosphere d. Atmosphere

(4) Explain the structure of atmosphere with chart & table. OR

Give short note on: a. Troposphere b. Stratosphere c. Mesosphere d. Thermosphere

(5) Why environmental education is necessary? (6) List the major problems of environmental degradation in India. (7) Enlist different slogans for environment protection. (8) Write a short note on Public awareness and its necessity. Page 41 of 64



ECOLOGICAL ASPECTS OF ENVIRONMENT

1) What is Ecology? 2) What is Ecosystem? Describe its component in detail. 3) Discuss factors responsible for change in ecosystem 4) Draw and discuss Eltonian pyramid. Explain defects of Eltonian pyramid. 5) Explain bio-diversity with its necessity. 6) Explain bio-diversity index. Write down equation of bio-diversity index. 7) Compare complete and in complete ecosystem. 8) Explain ecosystem model with neat sketch. 9) Explain with neat sketch:

A. Food chain B. Nitrogen cycle C. Sulfur cycle D. Water cycle E. Carbon cycle F. Phosphorous

.

Page 42 of 64



ENVIRONMENTAL POLLUTION

1. Give the Definition of: Pollution

Pollutant

2. Explain in detail:

water treatment plant waste water treatment plant

3. Write short note on Sources of Air Pollution. 4. Enlist ill Effects of :

Water pollution Air pollution

Noise pollution Land/soil pollution Radioactive pollution

5. Write short notes on:

Water pollution Air pollution

Noise pollution Land/soil pollution Radioactive pollution

Page 43 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Assignment No:-03 Subject: EC & HM (3300003) __________________________________________________________________

INDUSTRIAL REVOLUTION AND GLOBAL ENVIRONMENTAL PROBLEMS

1) Enlist various industrial revolution and explain in detail.

2) List out various problems of global environment.

3) Write short note:

(A) Green house effect

(B) Ozone layer depletion

(C) Acid rain

4) Enlist environmental human predicaments. Page 44 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Engineering Physics(3300004)

Unit 1 – SI Units & Measurements

Assignment 1) What are physical quantities? 2) What are fundamental quantities? What are fundamental units? State the S.I. units of seven

basic fundamental quantities & define its unit. 3) State the essential characteristics of a good unit. 4) What is S.I. system of units? Explain its need. 5) What are derived quantities and derived units? State with two examples and their

corresponding S.I. and C.G.S. units. 6) What are the rules for writing the S.I. units of physical quantities? 7) What is Least Count? Explain the least count of vernier calipers & Micrometer Screw. 8) Draw the neat sketch of Vernier Calipers & Explain it. 9) Draw the neat sketch of Micrometer Screw Gauge & explain it. 10) Define the general errors & instrumental error. Note: Submit the assignment to subject teacher after a week.

Assignment of Unit – II Force & Motion 1. Explain the basic force of nature. 2. Define force. State Newton’s First laws of motion. 3. Define momentum. State Newton’s Second laws of motion. 4. State Newton’s Third laws of motion. 5. What is inertia? Explain the different types of inertia with examples. 6. State and prove law of conservation of linear momentum. 7. Define impulse of a force. 8. Explain the principle of impulsive force & momentum. Page 45 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Subject: Organic Chemistry: 3320501

Assignment No: 1/A

Topic: I.U.P.A.C. Nomenclature (Basic Concept of Organic Chemistry)

Q.1 Give I.U.P.A.C. names of the structure asked in last five semester end term exam papers. (Papers are available in institutional library).

Q.2 Give the structural formula of following compounds 35. Ethanol 1. 2-Propanol 36. Ethanoic acid 2. 2-Propanone 37. Methyl ethanoate 3. 2-amino propane 38. Propanone 4. 2,2-di hydroxy propane 39. Ethene 5. 1,2,3-tri hydroxy propane 40. Ethyne 6. 1,2,3-propane triol 41. Ethanal 7. 1,2,3-propane trial 42. Ethane diol 8. 1,2,3-propane trioic acid 43. Ethane dioic acid 9. 2 Cyano hexanamide 44. Ethane dial 10. Cyclo hexadiene 45. Ethyl amine 11. 3 Methyl 1 Pentanal 46. Ethyl amide 12. 3 Pentene 2-One 47. Ethyl Methyl ether 13. 3 Hexene 1,5-Di yne 48. Methoxy Methane 14. 3 Methyl Propane 2 ol 49. Methanal 15. 2,2,4-Tri methyl pentane 50. Methanol 16. 2-Propene 1-ol 51. Methanioc acid 17. 2-butanone 52. Dibromo methane 18. 4-acetyl 8-amino octanoic 53. Methan nitril acid 54. Methyl Chloride 19. 2,3-Di iodo oct 4-ene 55. Methyl Iodide 20. 1,3-butadiene 56. Methyl Cyanide 21. Propanamide 57. Methyl Bromide 22. Cyclo hexaene 58. Methyl isocyanide 23. 2,4-di methyl 2-pentanol 59. Trichloro Methane 24. 3-pentanone 60. Nitro methane 25. Trimethyl amine 61. Cyclo Propane 26. 5- Chloro pentanoic acid 62. Cyclo Butane 27. 2-Iodo propane 63. Cyclo Pentane 28. 2,2,3 tri methyl 1 hexanol 64. Cyclo hexane 29. 4- Pentyne – 1 –ol 65. Cyclo heptane 30. 2-chloro 3- methyl butane Page 46 of 64

31. Ethoxy ethane

66. Cyclo Octane 67. Cyclo butadiene 32. 2-Chloro 3-methyl butane

68. Cyclo hexatriene 33. 2-hydroxy 3 chloro butane 34. 2-Butene 3-Ol

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Assignment No: 1/B

Topic: Isomerism (Basic Concept of Organic Chemistry)

Q.1 What is Isomerism? Give the classification of Isomerism and explain each class. Q.2 Give an account of isomerism exhibited by Tartaric acid. Q.3 Give the definition of following compound.

- Position Isomerism

- Chain Isomerism

- Mesmerism Isomerism

- Functional Isomerism Q.4 Explain Stereo isomerism and Geometrical isomerism with suitable examples. Q.5 Explain what types of isomerism exists in the following compounds.

1. CH3.CH = CH.COOH

2. CH3.CH (Br).COOH

3. CH3.CH (OH).COOH

4. HOOC.CH = CH.COOH

5. CH3.CH (Cl). OH

6. OHC.CH = CH.CHO

7. CH3.CH (Br).CHO Page 47 of 64


Assignment No: 3 Topic: Purification of organic compounds

Q. Explain in details with the principles of following chemical Operations

a) Crystallization b) Sublimation c) Distillation d) Simple distillation e) Fractional distillation f) Distillation under reduced pressure g) Steam Distillation

Q. How will you test the purity of organic compounds?

a) Explain “Thieles” method used to determine melting point of

Organic solid.

b) Explain “Semi micro” method used to determine boiling point of

Organic liquid.

Assignment No: 4 Topic: Detection of elements Q.1 Explain lassaigne’s test used to detect the presence of nitrogen

Element in Organic compounds. Q.2 How will you detect the presence of carbon & hydrogen? Q.3 Explain lassaigne’s test used to detect the presence of Cl, Br, I & S Page 48 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 elements in Organic compounds.

Q.4 How will you detect the presence of Phosphorus?

.Assignment No: 5 Topic: Estimation of organic compounds

Q.1 Explain the method use to estimate carbon and hydrogen in the

organic compounds. Q.2 Explain Duma’s method use to estimate Nitrogen in organic compounds. Q.3

Explain Kjeldahl’s method use to estimate Nitrogen in organic compounds. Q.4

Explain Carius method use to estimate Halogen in organic compounds. Q.5

Explain Carius method use to estimate Sulphur in organic compounds. Q.6

Explain the method use to estimate Phosphorus in organic compounds. Q.7 0.1952g of an organic compound when analysed by the Duma’s method yield

32.1ml of moist nitrogen measured at 140C and 758mm mercury pressure. Determine the percentage of nitrogen in the substance. (Aqueous tension at 140C = 12mm)

Page 49 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Assignment No: 6

Topic: Problems based on Estimation of organic compounds

Q.1 0. 2gm of organic substance when heated with excess of strong nitric

acid and silver nitrate gave 0.3733 gm of silver Iodide, finds the

percentage of Iodine in the compound. Q.2 0.21 gms of organic substance when analysed by the Duma’s method yield 33.9 ml of

moist nitrogen measured at 140C and 758 mm mercury pressure. Determine the percentage of nitrogen in the substance. ( Aqueous tension at 140C = 12mm).

Q.3 0. 3 gms of organic substance when heated with excess of

strong nitric acid and silver nitrate gave 0.2724 gm of silver

Chloride, finds the percentage of Iodine in the compound. Q.4 In estimation of nitrogen of Nitrogen present in an organic compound by Duma’s

method, 0.424 gm. Substance yielded 42.7ml of nitrogen at 150c temp. And 760mm pressure. Calculate the % of N.

Q.5 0.21g of organic substance gave on combustion 0.4773g of carbon dioxide and

0.20g of water. Calculate the percentage of carbon and hydrogen in it. Q.6 0.35gm.of an organic substance in quantitative analysis yielded 0.2435gm. of

Barium sulphate. Calculate the % of sulphur. Q.7 0.25g of organic substance gave on combustion 0.5g of carbon dioxide and 0.20g of

water. Calculate the percentage of carbon and hydrogen in it. Q.8 0.4g of an organic compound was kjeldahlised and ammonia evolved was absorbed

in to 50ml of semi-normal solution of sulphuric acid. The residual acid Page 50 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 solution was diluted with distilled water and the volume was made up to 150ml. 20ml of this diluted solution required 34ml of N/20 NaOH solution for complete neutralization. Calculate the percentage of nitrogen in the compound.

Q.9 0.25g of organic substance was heated with conc. sulphuric acid and then distilled

with strong excess of alkali. The ammonia gas evolved was absorbed in 50ml of N/10 HCl solution which required 22.3ml of N/10 NaOH for complete neutralization. Calculate the percentage of nitrogen in the compound.

Assignment No: 7 Topic: Aliphatic Compounds. Q.1 What is the different between aromatic and aliphatic Compounds? Q.2 Give preparation, Properties and industrial application of following compounds. Methanol Ethanol Acetaldehyde Acetone Acetic acid Oxalic acid Methyl acetate Ethyl acetate Diethyl ether Methyl amine Ethyl amine

Q.3 Give the conversion. Page 51 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Acetylene to Acetic acid Acetylene to benzene Ethanol to acetic acid Ethanol to Acetaldehyde Ethanol to acetic acid Propanol to acetone Acetic acid to ethyl acetate Ethanol to ethyl

amine Q.4 Explain following. Beta elimination reaction. Hofman’s reaction. Oxidation of alcohol.

Assignment No: 8 Topic: Aromatic Compounds Q.1 Give the Classification of Organic compound. Q.2 Give the difference between Aromatic and aliphatic compound. Q.3 Give the synthesis, properties and industrial application of following compounds.

1.Benzene 5.Phenol 9. Styrene

2.Toluene 6.Benzaldehyde 10. Naphthalene

3.Nitro benzene 7.Benzoic acid

4.Aniline 8. Salicylic acid Q.3 Complete the following conversion.

1. Benzene to Acetophenone Page 52 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 2. Benzene to Toluene

3. Benzene to aniline

4. Benzene to Benzoic acid

5. Benzene to Benzaldehyde

6. Benzene to Salicylic acid

7. Phenol to benzene

8. n-hexane to benzene

9. Nitro benzene to Aniline

10. Aniline to phenol

11. Salicylic acid to benzoic acid

12. Benzene to resorcinol

13. Toluene to TNT

14. Aniline to tri nitro phenol.

15. Phenol to methyl salicylate.

16. Nitrobenzene to Benzene.

Q.4 Give short note on following.

1.Friedel crafts alkylation 5.Kolbe Reaction

2.Friedel crafts acylation 6.Soda lime Test

3.Hofmann Bromamine Reaction 7.Diazotization

4.Grignard Reaction Page 53 of 64


Assignment No: 9 Topic: Unit Processes Q.1 What is unit process? Q.2 What is nitration? Explain nitration unit process with mechanism and various

examples. Q.3 What is Sulphonation? Explain Sulphonation unit process with mechanism and

various examples. Q.4 What is Halogination? Explain Halogination unit process with mechanism and

various examples. Q.5 What is Diazotization? Explain Diazotization process with its application.

Assignment No: 10 Topic: Carbohydrates, Soaps & Detergent

Q.1 Define: Carbohydrates. Q.2 Give the classification of Carbohydrates. Q.3 Define Soap and Detergent. Q.4 Give the classification of soaps and Detergents with suitable examples.

Q.5 Explain the mechanism of cleansing action. Page 54 of 64


Assignment No: 11 Topic: Chemistry of dyes and its classification.

Q.1 Define: Dye. Q.2 Give the difference between Dyes & Colour. Q.3 Explain: Chromogen, Chromophore and Auxochrome with suitable examples. Q.4 Give the classification of dyes based on structure. Q.5 Give the classification of dyes based on method of application Page 55 of 64


ASSIGNMENT

MATHEMATICS-II(3320002/3320003)(GROUP 1/GROUP 2)

CHE-1(COMPLEX NUMBER) 1.Find conjugate of complex number.

(1) ,(2)2+3i, (3)1+0i 2.Find absolute & squaroot of complex number & convert

In-to polar form.

(1)1+√3 , (2) √3 + , (3) 2+ i ,(4) 0+i

3.If z=x+iy and =

+ , show that + − 2 − 1 = 0,when real &

imagenary parts same, i.e a=b.

4.If z=a+ib and |

3

| =

| | + + = 2. − 4 ,then prove that

5. Simplify,

1.

(

) (

)

2. (

) ( )

6.Find complex number z = x+iy.

1. If arg = and r = 4

2. If arg = and r = 2

Assingnment : - 2 CO-ORDINATE GEOMETRY

1.POINT : - 1.Find the distance between the following point. 1. (mcos , − sin ) and (− cos , sin ) Page 56 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 2. (1,3) and (0, −4)

2. Three vertices of the parallelogram ABCD are A(−4,1) ,B(2,3) and C(8,9), find fourth vertex D. 3. Prove that the point A(0, −3), B(1, −2) and C(10,7) are collinear.

4. Find the value of x when A ( ) ( −1,

) (4,3

) and −1,3

, B and C are the vertices of ∆

B = 90 .

5. Find the locus of a point ( , ) which moves such that its distance from the point ( )

is twice the distance from ( )

−2,3 −2,3 . 2.LINE : - 1.Find the equation of line which is passing through the points(-2,1) and (3,4) 2. Find the euation of line which makes an angle of 30 with x-axis and whose x-intercept is -2. 3. Find the equation of line which is parallel to the line 3 + 2 + 4 = 0 and passing through the point (2,-3)

3.CIRCLE :-

1. Find the equation of the circle whose centre is (2,-3) and radious is 5 unit.

2. Find the centre and radious of the circle 2 + 3 + 4 − 3 + 2 = 0.

3. If the radious of a circle is 2 + 2 − 4 − 8 + = 0 is 4, find k.

4. Find the equation of tangent and normal to the circle + = 5 at the point (3,4)

5.Find the equation of tangent and normal to the circle + − 6 + 10 + 21 = 0 at

the point (1,-2).

Assignment : - 3

FUNCTION & LIMIT Page 57 of 64


1. If ( ) = , show that ( ) +

= 0

2. If ( ) = log then prove that

= 2 ( )

3. If ( )

= log , ( )

= , then show that

[ ( )]

= 4 2

4. Show that ( ) = log

is an oddfuncion.

+ √1 + 5. Find the range of te function if ( ) = 3 + 4,and domain is −5 ≤ ≤ 8.

*Solve the following limits : -

1.lim →

5. lim →

2.lim →

6.lim → 1 +

√7 − 1

3.lim →

7.lim → √

√ + 1 + √

4.lim →

8. lim →

9.lim →

10.lim →

Page 58 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Assignment: - 4

DIFFERENTIATION

1. Derivative using first principle: -

1. ( ) = 2. ( ) = sin 3. ( ) = cos 4. ( ) = log 5. ( ) = √

6. Find the derivative of = sin

7. If = , find .

8.

2. Find .

1. = sin 2. y = sin x ∙ cos x

3.

).

= log( + √ + 4. = ∙ cos +

5.Find of = for x = 1.

3. Differentiation of parametric functions: -

1. If = ( ) and =

, then find .

2. = tan & = sec 3. = sec + tan & = sec − tan

4. =

( + cos

)

& ( )

= 1 + sin

4. Differentiation of implicit functions: -

1. Find when sin +

sin = 5.

2. If sin

= (

+

), prove that sin

= ( + ).

3. If +

= sin(

), find

.

4. =

,then show that

=

( )

Page 59 of 64


5. Derivative using logarithms: -(Find )

1. = (sin ) , 2. = 3. = sin

6. Application:- 1. If the distance of a moving particle is given by = + 4 − 3 + 2.

Find the velocity and acceleration at = 3 sec. 2. If the body moves such that = − 6 − 9 + 6 , then find velocity when

acceleration is zero. 3. The equation of motion of a particle = + 3 , > 0, (i) find the

velocities and acceleration at = 3 (ii) when do velocity and acceleration

become equal? 4. Find the maximum and minimum for the function ( ) = − 3 + 11.

5. Find the maximum and minimum value of the function ( ) = 2 −

15 + 36 + 10. 6. The motion of a particle is described by the equation = 3 − 5 . find

velocity and acceleration at = 3. 7. Find the maximum and minimum value of the function = 2 − 3 −

12 + 5. Page 60 of 64


INTEGRATION

1. If ( )

= 3 − 6 + and ( )

( ) . 0 = 1 , find

2. Integrate ∫ ( ) .

3. Integrate ∫ .

4. Evaluate ∫ √ 5. Evaluate ∫ √

6. Integrate of the following function. a. b. cos

7. Evaluate ∫ 8. Evaluate ∫ 9. Evaluate ∫ 10. Evaluate ∫ 11. Evaluate ∫

√ √

√ √ √

√ √ √

√ √

12. Find the area under the line − − 2 = 0, bounded by = −1 and = 4 and -

axis. 13. Find the area bounded by the curve = 2 , = 1 , = 2 and -axis and -axis.

14. Find the area of ellipse +

= 1.

15. Find the area bounded by the curve = 4 , = 1 , = 2. 16. Find the area bounded by the region enclosed by = and = + 2.

Page 61 of 64


DIFFERENTIAL EQUATIONS

1. Formation of Differential Equations:-

1. Form a differential equation using = cos + sin

2. Find the differential equation for = + 3. The circle is given by ( − ℎ) + ( − ) = . Form a differential

equation. 2. Seperation of variables:-

1. Slov + = 0.

2. Slove ∙ 1 + = 0.

3. Slov =

when = 0, = 1.

3. Homogeneous equations:- 1. Slove = .

2. Slove =

.

3. Slove + = 0.

4. Integrating Factor Method:-

1. Slove − 3 = .

2. Slove + 2 = .3. Slove + 2 tan = sin .

Page 62 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 Assignment: -7

STATISTICS

1. Mean:- 1. The observations taken by the students in a laboratory using an electronic device are 22.7,22.3,22.4,21.08,22.0,23.01,22.7,22.4. Find the mean.

2. Mean of discrete observations:- 1. Find the mean observation for the following data:

42 40 35 38 41 43 9 8 3 5 10 7

3. Mean of grouped data:- 1. In a class of 60 students the height of the students in feet are described by the following table. Find the mean height:

Height (feet) 4.0-4.5 4.5-5.0 5.0-5.5 5.5-6.0 No. of students 5 15 35 4

4. Step Deviation method:- 1. In a class of students the marks of a subject are given by the following table. Calculate the mean using Step Deviation Method.

Marks 20-29 30-39 40-49 50-59 60-69 Students 05 11 18 22 14

5. Median:- 1. Find the median of the observations 6,9,3,4,8,7,10,12,11,13.

6. Median for grouped data :- 1. Find the median of the following grouped data.

Class 0-5 5-10 10-15 15-20 20-25 25-30 Frequency 10 15 17 21 18 16

7. Mode:- 1. Find the mode of the following data.

Marks 10- 20- 30- 40- 50- 60- 70- 80- 90- Below 20 30 40 50 60 70 80 90 100 Frequency 5 7 12 10 15 19 10 5 2

Page 63 of 64

CHEMICAL ENGINEERING DEPT. SEMESTER # 2 8. Standard Deviation:-

1. Find the S.D. of the data; 1,2,4,6,7,8,10,11.

9. S.D. for grouped data:- 1. Find the S.D. for the following table for the marks obtained in a

branch of electronics engineering. Marks 0-20 20-40 40-60 60-80 80-100 No.of 12 38 42 23 05 Students

Page 64 of 64

basic engineering drawing (3300007)

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