Download - 1st Midterm (1)
-
7/24/2019 1st Midterm (1)
1/9
Uni. Roll No:-........
GLA University,
Mathura
.
Course: -B.Tech.
(Civil)
II-Year,I-Mid-Term
(Odd
Sem.)
Examination,2013-14
Qubject:
-
CEE-212:
Mechanics of
Fluids
Time:-90
Minutes
M.M:-20
Notes:-
l.
All
questions
of
any particular
section should
be
answered
collectively
at
one
place.
All
parts
of
a
question
(a,
b,
etc.)
should
be
answered at
one
place.
2. Answers
should
be
written neatly and
they
should
be brief as
well as
complete
and
to-the-
point
and be
supplemented
with
neat
sketches.
3.
Any
missing
or wrong data
may
be
assumed
suitably
giving
proper
justification.
4.
Numbers
on the
right-hand
side
margin indicate marks.
5.
Mass
density
of
water
= 1000
kg/*'and
acceleration
due to
gravity
=
9.8
m/s2.
Section -
A
Q.
I Define
and/or explain
the
following
terms
(anylIBED:
(3)
(a)
Fluid
(b)
Viscosity
(c)
Metacentre(d)
Continuum(e)
Circulation
Q.2
Write down
the dimensions
and units
of
any
TWO
of
the
following:
(l)
(a)pressure(b)vorticity(c)bulkmodulusofe|asticity(d)kinematicviscosity
Section
-
B
Answer
any
THREE
of
the
following
questions each
of which
is
of
2
marks:
Q.3
Starting
fromgg=-y
-
-
pg
,
obtainthe expression
for
the
pressure
difference
between
two
points,
in
an incompressible
fluid
of mass
density p,
one of
which
(i.e.,
point
1)
is
h
above
the other
(i.e.,
point
2).
Q.4
If the
velocity
potential,
Q
=
4xy,
determine the
stream
furiction
y.
(2)
(2)
Q.5
Check
whether
the
fluid flow
represented
by
Q
=
xz
-
yz
+y
is
irrotational
or
rotational?
e)
Q.6
Calculate
the approximate
depression
of
mercury
(o
=
0.51 N/m;
specific weight
of
mercury
is
I
33.0
kN/m3;
angle
of
contact
=
I 300) at
20oC in
a
capillary
glass
tube
of
radius
1.4 mm.
(2)
(l)
Contd.......
P.2
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7/24/2019 1st Midterm (1)
2/9
Section
-
C
Q.7
A
rectangular
plate
of
0.2
m
x
0.2
m
dimensions
weighing
800
N
slides
down
a
plane
inclined
at
an
angle
of
25o
with
the
horizontal.
The
velocity
of
the
plate
is 1'75
m/s
and
the
space
between
the
plate
and
plane is
2
mm.
The
space
is
filled
with
oil'
Find
the
viscosity
of
the
oil.
(2'5)
Q.l0
The
liquids
at
A
and
B
are
water
and
the
manometer
liquid
is
an
oil
of
specific
gravity =
0.8.
Determine
pe-pn(in
pascals)
when
hr
=
300
mm,
h2
=200
mm,
and
hl
=
500
mm''
If
ps
is 5
kPa
and
the
barometer
reading
is
730
mm
of
Hg,
determine
the
absolute
pressure
at A.
(2'5)
Q.8
A
vertical
gate
4mx4m
holds
water
with
free
surface
at
its
top.
about
the
bottom
of
the
gate.
Q.9
Obtain
differential
form
of
continuity
equation
for
fluids.
cnL
NfiTEg
66
Q.11
Define
or
explain
the
meaning
of
(i) sink,
(ii)
Source'
(iii)
stream
tube,
potential,
and
(v)
stream
function'
Q.12
The
velocity
components
for
a wvo-dimensional
flow
are
u:x
-4y
and
,=-y-4x
Do
the
velocity
components
represent
incompressible
function
Yfor
the
flow.
Determine
the
moment
(2.5)
(2.s)
(iv) velocity
(2,5)
flow?
If
Yes,
determine
the
stream
(2.s)
(2)
-
7/24/2019 1st Midterm (1)
3/9
GIA
University,
Mathura
course:-
B.Tech
Mid Term
Examlnation
,l
subject:-
Eng.Geology
&
civil Eng.
Materlal
(CEE213)
Timer9O
Minutes
Notes:-
.
Uni. RollNo..
1.
Any
missing
data
may
be
assumed
suitably
giving
proper
justification.
2.
Figure
on
right
hand
side
margin
indicates
marks.
Section
-
A
(
Attempt
any four questions
)
O4xt.e
=
94
(a)
What
is
meant
by
juvenile
water.
, (b)
Define
the term stratification
of
rocks.
(c
)
Name
some
rock
forming
minerals
(d)
Distinguish
between
Outlier
&
Inliers.
{e)
What
is
meant
by
plane
of Unconformity.
(f)
Distinguish
between
Aquifer
& Aquiclude.
Section
-
B
(Attempt
any
three
questions|
03x2.0
=
06
(a)
Explain
the
Elastic
Rebound
Theory.
(b)
What
are
landslide
&
its
classification?
(c)
What is
meant
by
earthquake
&
describe
earthquake
hazardous
zones
of
lndia.
(d)
What
are
minerals
&
classify
their
groups.
Section
-
C
(Attempt
any
two
questions)
02x5.0
=
10
1'
what
is
Metamorphism
&
describe
variods
types
of
textures
& structure
evolved
due
to
metamorphic
processes.
2.
Describe
folding
with
the
help
of its
parts
&
classify
foldson
the
basis
of
position
of
axial
plane,
3.
Define
the
term
fault
& classifo
faults
on
the different
basis.
-
7/24/2019 1st Midterm (1)
4/9
Universlty
Roll
No:
.
GLA
University,
Mathura
course:
B.Tech.,
yeai:
ilnd,
Ft
Mid
Term
Examination(odd
semester)
zalf._r4
Tlme:90
Mtnutes
subject:
surveying
(cEE
214)
Notesi
Maxlmum
Marks:20
1.
2.
3.
4.
ll.:^:::,::,:f,rfl:I.1l1r.sear.on.shoutd
be answered
coilectivety
at
one
ptace.
*3-..f
"',3:j1j1l
lll.-ooint
and
wherever
required,
b;;;il;,;;;;,i;;;sketch.
Any
missing
data
may
be
assumed
suitably giuing
prof;eril,;;;;;;.
on
the
hand
side
indicate
marks.
1.
Briefry
exprain
prane
survey,nr.t"oion
A
(Attempt
any
three)
2.
Briefly
explain
Geodetic
Surveying.
3.
Define
Systematic
error
and
give
example
.
Briefly
explain
Natural
Sources
of
error
by
giving
examples.
5.
Briefly explain
R.F.
giving
example.
'
Line
F.B.
B.B.
.l
Un.
AB
38o30,
2lgol1,
|
,O
BC
100"30,
ZZy"3O,
|
,t
Find
the
corrected
fore
and
back
bearings
of
each
line.
,-.T:::","t"s
found
to
be
exacty
za
m. Auhe
end
of
'
survey'
it
was
tested
again
and
was
found
to
be
20.L2
m,
Areaof
the
plan
or
trre
rieto
drawn
(21
to
a
scale
of
Lcm
=
6m
was
50.4
cmz.Findthe
true
ar"a
of
the field
in
mz.
OR
B
and
c
are
two points
on
the
opposite
side
banks
of
a
river
along
a chain
line
.Agc
which
crosses
the
river
at
right
angles
of
the
bank.
From
a
point
p
which
is
100
m
from
the.
the
bank,
bearing
of
A
is
lZ7og7,SZ,
and
the
bearing.Of
C is
262o37,571.
tf
the
,*r.f
jjXH
el
ls200
m,find
the
width
of
the
river.
7'
The
length
of
an
ofhet
ls 18
m. The maximum
error in
its
length
is
6,s
cmand
scale
used
is
tcm
=
25
m' what
ls
the
maximum
permissible
error
in
laying
of
the
direction
of
the
offset (2,t
so
that
the
maximurn
displacement
does
not
exceed
0.5
mm.
8'
The
following
fore.and
back
bearings
were
observed
in
traversing
with
a
compass
in
place
where
local
attraction
*tt
trtp"at"d.
-'-'-"'b
r''r'r
q
LwrrrPcr)>
It
(1)
(1)
(1)
(1)
(1)
F.B.
2545'
325t5'
B.B.
ZOZolS,
(2)
145015',
9.
Three
ships
A,
B
andc
strted
,.iring
frofTt;:i""..
at the
same
time
in
three
drrections.
The
speed
of
all
the
ships
was
same
i.e.
s}km/hr.
Their
bearings
were
measured
to
be
N28"28'
E,
sr"3z'
E
and.
ssgzg'.
After
an
hour,
the
captain
of
ship
g
determined
the
bearings
of
the
other
ships
w.
r.
t.
his
own
ship.
Afterthat
he
found
out
the
distances.
what
was
the
bearings
(in
both
systems)
and
distances?
ln
an
anticlockwise
traveyye-. .ce,
alr
the ,lol,
*.r"
"qu.t.
tut.gnetic
fore
bearing
of the
side
8C
was
obtained
as
32o28'.
The
bearing
of
the
sun
was
also
Jbserveo
to
be
17go49,
at
local
noon,
with
a
prismatic
compass.
calculaie
the
magnetic
and
true
bearings
of allthe
sides
oftraverse.
Taburate
the
resurts
and
draw
a
neat
sketch
to
show,n.
u".ring
(3)
(3)
-
7/24/2019 1st Midterm (1)
5/9
10.
Explain the
temporary
adjustments
of
a transit
Explain how
you
would
take
field
observatiois
witfr a
theoaotite so
as to
eliminate the
following
vernires.
i)
Error
due
to
eccentricity of inner
and
outer
axes.
ii)
Error
due
to
non-adjustments
of
line
of sight.
iii)
Error
due to non-uniform
graduations.
iv)
Error due
to slip.
11,
Given:
A
base
line is.measured
with
a
steel tape.
lt
is
approximately
1000
m
long.
Calculate
the
correct length of
the
base line at
M.S.L.
when the
pull
at
the standardisation
equals 15
kg.
'
The
pull
applied
isZ3kg,
cross-sectional
area
of
the
tape
is O.O645cm2,E
=2.L1x
(4)
'
105
kg/cmz,
Temperatures
[r,
and
ino
be
35"C
and
15'C
respectively.
The
difference of
level
between
the two ends
of
the
base line
is
2.0 m.
The radius
of earth
R
=
6400
lcm.
(4)
(4)
-
7/24/2019 1st Midterm (1)
6/9
Uni Roll
no:-..................
GLA Universlty,
Mathura
course:-
B.Tech.
rI
Yea6I-
Mid rgry
(odd
sem.)
Examination,2013-14
Subject:-
Mechanics
of
Solids
(CEE-2f
l)
Time:-90
Minutes
M.M:-20
Notes:-
l.
Answer
ANY
FOUR
questions
from
section-A,
ANY
THREE
from
Section-B
and
ANY
TWO
from
section-C.
2.
All
questions
of
the
particular
section
shoutd
be answered
collectively
at one
place.
3'
Answer
should
be
to-.
the
point
and wherever
required,
be supplemented
with
neat
sketches.
Any
missing
data
may
be
assumed
suitabry giving
proper
justification.
Figures
on
the
right
hand
side
margin
indicate
marks.
4.
Section-A
(Attemnt
anv four
auestions)
04x1=4
1' If
a body
is
stressed
in
such
a
way
that
it has
two
unbqual
unlike principal
stresses
100
&
50
n/mm2.
Then
calculate
the
maximum
shear
stress.
r
---r--
2'
The
radius
of
Mohr's
circle
for
two
equal
unlike
principal
stresses
of
magnitude
o.
3'
Ifa
bar
has
constant
cross
sectional
area
ofA
and is
subjected
to tensile
force
p.
Then
specif
the
maximum
shear
stress
and inclination
of
corresponding
plane.
4.
write
the
transformation
equations
for
uniaxial
stress
element.
5. write
the
condition
of failure
criterion
for
Haigh's
Theory.
6,
Draw
the
shape
of shear
stress
distribution
over T-section.
'
section-B
(Attempt
anv
three
questions)
03x2d
l'
Plot
the
stress
element
accompanied
with
the
state
of
simple
shear.
Also
draw
the
stress
and
force
diagram
to describethe
stresses
on
incrined
plane.
2.
Two
perpendicular
planes
have
following
stre.sses:
Tensile
stress
of 50
N/mm2.
Compressive
shess
of
40 N/mm2.
Shear
stress
of
20 N/mm2.
Find
the
stress
component
and
the
plane
of
compressive
stress.
3.
Compute
the
values
of
e:2
using
Mohr's
Circte
method.
4'
If
for
a
point
in
a
material
o1=
2o2=
3o3.
Calculate
the
value
of
o1
according
to
maximum
principal
strain
theory.
When
elastic
limit
in
simple
tension
is
210
N/mm2
and
p=0.3.
resultant
stress
on
a
plane
at
30o
clockwise
to the
-
7/24/2019 1st Midterm (1)
7/9
5'
A
beam
of
span
5m
is
simpry
supported
at
A&B.
UDL
of
r0
kN/m
is
acting
on
the
beam.
ross
section
of
beam
is
200X400
mm.
Determine
the
shear
sness
at
a
point
I00
mm
bove
the
bottom
of
beam
at
mid
span.
02x5:10
l.
Derive
the
equation
of
on
and
ot
for
the
following
case.
______t'
T.y
I
I
I
I
-*o'
T*y
--
2.
write
the
names
of
various
theories
of
fairure
and
describe
any
two
of
them.
3'
Prove
that
in
a rectangular
cross
section
the
maximum
shear
stress
at
neutral
axis
is
50olo
more
than
that
of
the
mean
value.
-
7/24/2019 1st Midterm (1)
8/9
Univ.
Roll
No:-...........
GLA
University,
Mathura
course:-B.Tech.
ll-year,
l-Mid
Term
{odd
sem.}
Examlnatlon,
2013-14
Subject:-
Environmental
Studies
(CEE_2O11
Time:-90
Minutes
M.M:-20
Ahswer
ANY
FOUR questions
from
each
section.
All
questions
of the
particular
section
should
be answered
collectively
at
one
place.
Answer
should
be
to-the
point
and
wherever
required,
be
supplemented
with
neat
sketches.
Any
missing
data
may
be
assumed
suitabty giving
proper
justification.
Figure
on
the
right-hand
side
margin
indicate
marks.
Notes:-
1.
2.
3.
4.
5,
Section-A
(Attempt
any
four
questionsl
1.
Define
edaphic factor.
2.
What
are
ecological pyramids?
3.
What
is
abstract
environment?
4.
Which
layer
of
atmosphere
support
the
aurora
formation?
5.
What
is
meant
by
intangible
resources?
5.
Define
DO.
.Section-B
(Attempt
any
four
questlonsl
1.
Distinguish
essentiar
and
non-essential
rife
supporting
environment.
2,
Write
major
functions
of lithosphere.
3.
Give
means
to
create
public
awareness
for
environment.
4.
What
are
the
functional
features
of
balanced
ecosystem
5.
Differentiate
perpetual
and
renewable
resources.
6.
Write
ecological
value
of
forests.
Section-C
(Attempt
any
four
questionsl
1.
Give
the
scope
of
environmental
science.
2'
Discuss
the
structure
of
atmosphere
with
suitable
temperature
and
altitude profile.
3.
Describe
an
aquatiC
ecosystem.
4'
what
is
deforestation? Enumerate and
discuss
the various
causes
of
deforestation.
5.
Discuss
fluoride problems
in
drinking
water.
6.
Discuss
the
environmental
effects
of extracting
and
using
minerar
resources.
04X
01=
04
04X1.5=06
04X2.5=10
-
7/24/2019 1st Midterm (1)
9/9
GLA
UniversitY,
Mathura
I Mid-Term
Examination,
2013-14
Course:
-
B.Tech.
Subject:
-
Mathematics
(AHM- 201)
Time:-lHour
30
Minutes
II-Year,
III-Sem.
Uni.
Roll
No:-
Total
Marks:-20
Notes:-
l)
Atternpt
ANY
FOUR
questions
of
Section-
A, ANY
THREE
from Section-
B, and
ANY
TWO
from
Section-
C.
2)
Answer
should be
brief
and
to-the-point
and be supplemented
with
neat sketches'
3)
Any
missing or
wrong
data
may
be assumed
suitably
giving
proper
justification..
Section
-
A
(1
l4=04)
Q.1
State Gauss
divergence
theorem.
a
Q.2
If
i
:
xi
+
y
j
+
z
i,thenfind directional
derivative
of
1
along
i.
r
Q.3
Findtheunittangentvectortothecurve
/
=t2i
+2t
j
*rt
i att
=7.
Q.4Findalltherootsoftheequation.rl
+6x2+9x+4=0,ifonerootofequationis-1.
Q.5
Find
the
equation
whose roots
are
decrease
by
2
to
roots
of
the
equation
xt
-6x2
+12"r-8=0.
Section-B
(2x3=06)
Ql.
Solve
the
equations
xi
-
27
x
+
54= 0
by
Cardon's
method.
Q.2.
Solve
the
equations
xa
+
8x3
+9x2
-
8;r
*
l0
=
0
by Descarte's method.
Q.3.
Using
Green's theorem,
evaluate
ltr'fi*+*2dy1
where
C
is
the
boundary
described anti-
clockwise
of
the
triangle
with
vertices
(0,
0),
(1,0), (1,
l).
Q.4.
Find
the angle
between the
surfaces
*2
* y'
+ z2
=9
and
.r2
+
y?
-
z
=
3
at the
point
(2,
-1,2).
Section-C
(5x2=10)
Q.l
Verify
Stoke's theorern
for F
-
(x2
+
y\i
-
zry
i
taken
round
the
rectangle
bounded
by
the
lines
x
= ar
=|ry
=
b .
Q;2
Solve the
equations
xo
-10.13
+35x2
-50x+
24=0
by
Ferrari's
method.
Q.3If
the
directionalderivative
of
Q
=
oxzy
+
by2z
+
"r2*
utthe
point
(1,
l, l)
has maximum
magnitude
l5
in
the
direction
parallel
to
the
linel]
=
')
Q.4.
Show that
the vector
is
irrotational
as
well
as solenoidal,
where
7=xi+yj+tn
y*3
7
=-
I
find the
values
of a,b,c
.
r
D_
,
_T
r-
andr =
*'
+
y'
+
,2
.
Find the
scalar
potential.