cewb21 exp 4 full report

7/26/2019 CEWB21 Exp 4 Full Report

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UNIVERSITI TENAGA NASIONAL

COLLEGE OF ENGINEERING

DEPARTMENT OF CIVIL ENGINEERING

CEWB121 MECHANICS OF FLUID LABORATORY

EXP. TITLE : HB 020 IMPACT OF JET

EXP. NO : 4

STUDENT NAME : NUR FAREHA BINTI ABDUL GHAFAR

STUDENT ID : CE096508

SECTION : 01

GROUP : 02

GROUP MEMBERS: 1. AZRUL AFFAN BIN MUHAMAD RASHIDI

CE096502

2. HARIGARAN AL !ANDASAM"

CE096504

#. MOHAMMAD OMAR HAMID $AGIEALLA

CE09%089

INSTRUCTOR : PROF. IR. DR. MARLINDA BINTI ABDUL MALE!

Performed Date Due Date Submitted Date29 JUNE 2015 06 JULY 2015 06 JULY 2015

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TABLE OF CONTENT

TITLE PAGE

O&'()*+,( #T-(/ #

A/*3 4

P/)(3/( 4

D* O&(/,*+7 7 R(3* 6 8

D+)3+7 9

C7)3+7 10

C/+*+3( 10

R(;(/(7)( 10

A(7+< 11

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OBJECTIVE

The purpose of this eperime!t is to determi!e the rea"tio! for"eprodu"ed b# the impa"t of $et of %ater to a &ariet# of t#pe of tar'et &a!esa!d eperime!ta((# determi!e the for"e re)uired to *eep a tar'et at adatum (e&e( %hi(e it is sub$e"ted to the impa"t of %ater $et+ Theeperime!t is a(so "o!du"ted to test the &a(idit# of theoreti"a( epressio!for the "a("u(atio! of the for"e+

THEORY

$-(7 =*(/ '(* ; ,()+* V-+* */>(* *( +* ,()+* =+ )-7>( +/()*+7 * V0-=7 +7 ;+>3/( &(=.

A3?( *-( '(* ;= /*( + $ @>() 7> *-( ,(/*+) *-( */>(* *-( '(* ,()+* &()?( V0?() 7 +* +/()*+7 (,+*( ;/? *-( /+>+7+/()*+7 & 7>( .

M?(7*3? ; '(* &(;/( -+**+7> *-( */>(* *( $ @>?

M?(7*3? ; '(* *(/ -+**+7> *-( */>(* *( $0 @>?

T-+ +?)* ;/)( )-7>( +7 ??(7*3? $0 @>? $ @>?

N(=*7R()*+7 F& *-( */>(* *(

F $0N(=*7 N @>?

R()*+7 F ;/ ,/+3 */>(* /(

F 7 Flat ta!"t: 90 (>/(( 0

FF $ N(=*7F 7 120 #$%" ta!"t:

120 (>/(( 0.5A3?( ,(/ +**( (7(/> &(*=((7 7( 7 */>(*

0FC $ 1.5 $0

F 7 &"'()*&"" ta!"t:

180 (>/(( 1

#


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FH $

2 $0 / 2 *+?( *-* ; ;* */>(*

APPARATUS

T-( /*3 + (* 3 3+7> *-( ;=+7> *(:

1. $*(/ ;/? H/3+) B(7)- + )77()*( * 7 +7(* +( * *-( &**? ; )(/)/+) *7@ +?(*(/ 200?? 3)- *-* =*(/ '(* 7 +* +?)* / */>(* *( )7 &((+ ((7.

2. $*(/ + +)-/>( ,(/*+) *-/3>- 7( +?(*(/ %??.#. T-/(( */>(* *( ()- +?(*(/ #6?? + /,+( :

+ P*(++ 120 (>/(( )7(+++ H(?+-(/(

4. T-( */>(* )( + )77()*( * ,(/*+) *(? =+*- /+7> 7(/ =-+)- *(? (,(+7+)*/ + /,+(. T-+ +7+)*/ + (* =-(7 *-(/( + 7 '(* 7 =(+>-* 7 *-(*(?.

5. S(()*( =(+>-* /( *-(7 )( 7 *-( *(? 7 * *-( ?( *+?( ;= /*( ; =*(/'(* + '3*( * -+* *-( */>(* *( /++7> +* * +* /+>+7 (,(. $(+>-* /,+( /(10 20 50 100 7 200 >/?.

6. F= /*( ; *-( =*(/ '(* )7 &( &*+7( ;/? *-( H/3+) B(7)- ?(3/+7> *7@.

PROCEDURE

1. T-( (3+?(7* + '3*( * 7 /-* + 3* 7 *-( *(? *-* *-( *(? =+ =(/ +*(;.4. T-( -/3+) &(7)- ,,( + (7( * = *-( '(* * -+* *-( */>(* 7 *-( ;= +

'3*( 37*+ *-( *(? /+( * +* /+>+7 (,(.

5. T-( ,3?( 7 *+?( 7 ?(3/+7> *7@ /( /()/(.6. S*( # * 6 /( /((*( =+*- +7)/(+7> =(+>-*.

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%. S*( 6 + /((*( ;/ *-(/ *( ; */>(* *(. T-( *( /( (+>7( 3)- *-*-(+>-* &,( 7( /( *-( ?( ;/ */>(*.

8. T-( >/- ; I?)* F/)( 7 ,7( + **( F N ,(/3 R*( ; D(+,(/ ;??(7*3? $ N ;/ +;;(/(7* *( ; */>(* *(.

9. C??(7* 7 /(3* /( &*+7(

DATA+ OBSERVATIONS AND RESULTS

T/>(* *(: F* *(

,ei'ht

,ater-o(+ Time

.ass /(o%ate

Eit Jet-e(o"it# -

-e(o"it#Dee"ted

.ome!tum m

3mpa"t/or"e

4*' 4L 4se" 4*'se" 4mse"b# &a!e -0

4mse" ,-04N 4N

0+20 7+0017+0

8 0+251 :+7058 :+8657 2+0999 2+1118

0+25 7+0012+2

1 0+82:6 +5091 +7:77 2+::62 2+::6

0+80 7+00 10+58 0+8:99 9+66: 9+86 8+:86: 8+:70

0+85 7+0012+9

: 0+807 +0105 :+9:8: 2+7591 2+7:05

0+70 7+0010+:

5 0+8:21 9+667 9+6878 8+57 8+5962

0+75 7+0010+5

8 0+8:99 9+66: 9+86 8+:86: 8+:70

0+50 7+00 +27 0+757 12+60 12+557 6+1097 6+120

0+55 7+00 +87 0+7:96 12+75:6 12+7889 5+9685 5+9:79

0+60 7+00 9+50 0+7211 10+9867 10+9095 7+5985 7+607

0+65 7+00 +6 0+760 11+9696 11+9750 5+5076 5+5159

0+:0 7+00 +77 0+7:89 12+8100 12+260 5+22 5+8710+:5 7+00 :+8 0+5720 17+0:1 17+05:1 :+6190 :+6807

0+:9 7+00 +09 0+7977 12+725 12+196 6+885 6+879

0+8 7+00 +0 0+7950 12+57 12+855 6+8572 6+8656

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,ei'ht

,ater-o(+

Time

.ass /(o%ate

Eit Jet -e(o"it#-

-e(o"it#Dee"ted

.ome!tumm

3mpa"t/or"e

4*' 4L4se"

4*'se" 4mse"b# &a!e -0

4mse" ,-04N 4N

0+20 7+001:+5

8 0+222 5+926 5+:69 1+8710 2+0229

0+25 7+0015+2

0+261 6+:995 6+:561 1+:66 2+6678

0+80 7+0015+7

: 0+256 6+:160 6+6:20 1+:251 2+5991

0+85 7+0017+5

8 0+2:58 :+1505 :+1092 1+95:1 2+97:0

0+70 7+0018+7

: 0+29:0 :+:181 :+6:79 2+2:91 8+7800

0+75 7+0012+

2 0+8120 +1072 +06: 2+51:8 8+::2

0+50 7+0011+9

1 0+8859 +:287 +696 2+917 7+890

0+55 7+00 11+1 0+88: +:9:8 +:68 2+968 7+768:

0+60 7+0011+5

9 0+8751 +9678 +9817 8+027 7+6850

0+65 7+0011+0

8 0+8626 9+7197 9+81 8+7076 5+112

0+:0 7+0010+6

9 0+8:72 9+:190 9+6: 8+6258 5+7798

0+:5 7+00 9+8: 0+7269 11+02 11+0616 7+:221 :+0975

0+:9 7+00 9+80 0+7801 11+1:16 11+1752 7+:98: :+201

0+8 7+00 9+20 0+787 11+2981 11+26:0 7+9: :+8597

T/>(* *(: C7(

,ei'h

t ,ater -o(+ Time

.ass /(o%

ate

Eit Jet -e(o"it#

-

-e(o"it#

Dee"ted

.ome!tum

m

3mpa

/or"4*' 4L 4se" 4*'se" 4mse" b# &a!e -0 ,-04N 4N

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4mse"

0+20 7+0016+6

5 0+2702 6+2700 6+192: 1+7:: 2+9

0+25 7+0017+2

2 0+218 :+8068 :+2659 2+0789 7+09

0+80 7+00

18+6

9 0+2922 :+592 :+5508 2+2061 7+728

0+85 7+0018+:

5 0+2909 :+5561 :+51:0 2+16 7+8

0+70 7+0012+6

8 0+816: +2261 +1908 2+5989 5+19

0+75 7+0011+7

7 0+879: 9+01 9+0797 8+1671 6+88

0+50 7+0011+1

6 0+857 9+809: 9+2:0 8+8255 6+662

0+55 7+0010+9

7 0+8656 9+7969 9+7659 8+7610 6+988

0+60 7+00 9+91 0+7086 10+770 10+7559 7+2208 +752

0+65 7+00 10+: 0+8:11 9+68:9 9+60:8 8+5679 :+171

0+:0 7+00 9+18 0+781 11+8:96 11+858: 7+9:78 9+95

0+:5 7+00 9+70 0+7255 11+052 11+0261 7+6920 9+89

0+:9 7+00 9+09 0+7700 11+729: 11+7089 5+012 10+07

0+8 7+00 9+0: 0+7710 11+7579 11+7292 5+0707 10+09

T/>(* *(: H(?+-(/(

I?)* ;/)( , M?(7*3? F/ F* P*(

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Calculations

T&" Ma)) Fl$, Rat" () #al#-lat" / t&" $ll$,(%! $'-la

1 L+*(/ 1 @>

M F= R*($ : 4 @> 14.0# ()

: 0.2851 @>()T&" J"t C$)) S"#t($%+ A0() #al#-lat" / t&" $ll$,(%! $'-la:

A0= D2

4 22%%2 #8.5 ??2 #.85


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*(The other calculations are done using the same steps.)

DISCUSSION

B( 7 *-( /(3* *-* =( >(* =-* =( )7 &(/,( + *-* +; *-( *( )3/,*3/(+7)/(( *-( ;/)( /(*+7+7> +7)/((. T-( /(3* *-* =( >(* =-(7 **+7> *-( >/-;* *( ;/ *-( +?)* ;/)( >+7* ??(7*3? + +7)/(+7> 7(/. H=(,(/ *-( /(3**-* =( >(* + 7* *&(. A ;/ *-( ;* *( =-(7 *@+7> *-( *+?( *-( *+?( *@(7 *-* =(*@( ( 7* -,( ?( //*+7. S?(*+?( +* =+ +7)/(( &3* *-(7 ()/(+7> 7+7)/(+7> >+7. S?( (/// ?+>-* ))3/ =-+( +7> *-+ (*-( *+?( =( 7(( * ?@( 3/( *-( &**? ; *-( -3 -,( ?( (,( =+*- *-(/+>+7 (,(. T-+ + * (73/( *-( ))3/) ; 3/ /(3*. O*-(/ *-7 *-* /< (/// ?+>-* -,( ))3//( =-(7 /(+7> *-( ,3?( ; =*(/ (,(. H3?7 (/// )7*/+&3*(

* *-( (/// =-(7 )73)*+7> *-( (-* */* *@+7> *-( *+?( *(*-* +* -3 &(.

CONCLUSION

A )7)3+7 *-( +7+*+ &'()*+,( + ?(* &()3( =( /( &( * )73)* *-((/- ; I?)* ;/)( ,(/3 ??(7*3?. T-(/(3* ,/+( &()3( *-(/( /( ?( (/// ))3//( 3/+7> )73)*+7> *-( (( * ))3*( *-( M F= R*( E *-( /,+( ;/?3. O*-(/ *-7

*-* *-(/( + 7 /&(? 3/+7> )73)*+7> *-( (

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