hydraulic apr 09.pdf

7/23/2019 hydraulic apr 09.pdf

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UNIVERSITI

TUN

HUSSEIN ONN

MALAYSIA

PEPER]KSAAN

AKIIIR

SEMESTER

II

sESI

2008/2009

NAMA MATA

PELAJARAN

KOD

MATA

PELAJARAN

KURSUS

JANGKA

MASA

TARIKH

PEPERIKSAAN

HIDRAULIK

DFC

205]

2DFA./2DFTI2DFX

3 JAM

APRIL 2OO9

JAWAB

LIMA

(5)

SOATAN

SAHAJA

DARTPADA

ENAM

(6)

SOALAN

(IRl

AS;(r4l

A,".1Nl MEI'CANDUNUI

I IMA

BFI As

\lt'

Mr

KA SURAI



'llongkd

opa

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{

iii) Acndaln Ner4oniln.

Raith

s

I

mflDiuus

msomdcr

$nAwg dieulto

untul m.ryur r kl@

didalm

paip.

Jill

P^ Ps=25[N/m',Enrulflh.

s2

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samb@jah,

rdeho konsp

pug|

rck

@

daya

padw yang

b€nindok

pada

klras

@h

n€nqd.

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lino

air

b.6..tuk *8icm d

eDeni

diMj*rd

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Rajan

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di

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di

daq

sbuah bl.unse. Tcntuke :

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p6duu

dlra

(FR)

ymg

b.ninda* ke rtrs

pintu

(ii)

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n {by

(yR)

(iiD Dl}

tirdatbllas,

R.

J.kik&

g@

fizikal

pe*d

tdikur

:

(iii)

Tiub

pnol

du liub

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Rajah 53

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v.nlu.i

n ngalit*o tir

dariplda

poip

b.rdim€ler

b.s te

p.iD

bediMcld keil,

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di

ddrn nmmdc m.mpunyai

gBvili

r.nru

I

3.6.

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t.hihnrra

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d.lm nerr

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p.tali

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035.

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rineios

fakioFfallo.

ymg

nen

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kehilanctu

tenog di

dalan sisrem

Mgkaie

paip.

S.bu.I

paip

besi

eelvdi

b.rdilmeb

150

mn

do

pajdg

50

n

diSunakd

untuk

mergdid{rn

mioylk. Jito

kohiltnsM

rutus ttbbn 8 m d.n

v=l

x

l0inr^.

tenlukan kada

rlt

binla} di d0lm

poip.

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ninor.

(cunaks

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yans

dim*sudko

denee

kelfu

paling

b€rkesn

dd

b.ri*m

du

(2)

lcb 'kstrRk b€rtolelu@h'dtul

m.n$unalr

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ini

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n..galir

di dllm slutr hpe-id

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d@

I

:

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0.012.

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di ddm $lu@

unnik tujM

p.nsUu@

ktda

ln.

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di

3t s

smDak

b.rtqeg dito.jur*o

di

dllm

Rljan

55

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p.toli

kldlr

lln

iobi 0 65,

kim :

(i)

Ksde

rln

yeg

d.lrhi spa*

berhn8ga

(ii)

Kcot&

pali.g

.r.kif

untut

d@

ini.

Lakark

n gidbtljah de nlailla

ffi

riogls

nqg.fri

ktdd

aln

d.n

l€ko

di

dlle

pm

b6in

du s.ldi.

T.6slxn

ddlD

dnela

:

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Tudin kopld.

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s€buin

plm

dipcrlula ubk

m€ngeFn

.n ebs)zl

2OOO mr

&lm

150 slr

pad

hs

70

n

dense

kelaj ..,

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150

t 6

Jik

klN

r$ukd

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id.lan 9500

kw

d.n lctunpaui

.ir.

p

adalqh 992

kg/d',

lcntlksn

kuae lcluaran

Pd d.n *ecekrF.

k

elDruhu

pan

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m.rkanl

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o)

(b)



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prip

b€si

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koD MAIA

P |,A]ARAN

D|.c2053

I s 2i t d iE 3I44 rE &E

Kelikabdinmik|l

9310

9790 1.02 x l0'

9170 3.00x l0_

9710 6.51^ l0r

9690

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.

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.

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=.lr*Ii*,.*:n.

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Ql

(a)

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€eh ofde folowiq

:

(i) ld€l fhid

(iD R€aloujd

(iii)

N.$ionim

nnid.

(6@k9

(b)

Fisua

Ql

shom e

invcncd

fi]@lterused

ton6d

pBW

icide

apiF.

IfP^ Ph

=

25lN/n".

find h.

(14

os*r)

Q2

(a)

Wnh 1hc ed of slet hes. cxplain lh€

@ter

of

plsw

@ncepl

in

delcmining ttc

Bulront fore .

(6

ma*r)

ft)

Fig@

Q2

shos a etosild

gAtc

$tich nineed

al A

ed

ola.ed

ar

ine boton of

a Eeooi.,

t-ind :

(t

Magitude of ihe rcsullonl

force

(Fr)

scting

on

the

gat€

(ii)

Ieelion

of tbe reslltanr

force

(yn)

(iii)

Re&tion oflhe

foe,

R.

QJ (r)

Desnb.

physicilly

the

tollowing

(i)

venlui nec'

(ii)

orin@n€rd

iiii)

piror

and

pi,omele.lub.",

(o.*"1

O)

FiguE

Qa

shoss

a vmturi meld

@.veyi.8

i,'der

ton

biged

dim€tq 1o

snatld drmtu

pipe.

Tn nmneE

fluid

b6

sl€it.

gEvnv

ol

11.6.

Neldine

loss,

6rd

the to* 6re

in

lhe r€.rui neter'

TaIe @mcidl of

dieha4e

s

0.95.

(ta@k,



(r

(ii)

(iiD

(iv)

Explain bnei

y,

facbu

th.t would caus enerB los in

piF

nctro*

systfr.

,

s)

A

150

m6

dimd€r g.lvdiad iDn

pipe

dd

50

n

long G u$d to mnv.y oil. lf

rhc hc0d lo* is

8

n

md

rhc

lineDaric

vis4ity,

v

=

I

x

l0'

n'/s, dd.mine

rhe

ilow

Er ofoili.

the piD€, NWIed

uy

Dinor

loses.

(U*

6c

Moody

chan in

E$lai.

b.n

ef€live

slion

od

giv.

tlro

(2)

adroia8es in

d.signing

a

hydEulic chamcl

lsina lnh 6ncepr.

watcr l

oN

in

r rateaidal

cho..l

,'aving 6f side sloD.. ch.nn.l

slope l:1500

dd Mdning\

ccltciflt

0,0

|

2,

A

nepFd-@bh

*en

is

pl@d

in

rhc

chanel

lor di$ha.ge

meNDMor

Thc hc{d over lhe sen 6 shown in liguE

Q5

lnd

ihecltcidrof di$hfulcb0.65,calculor

:

The

disheee ov.r tic slcpprd

.orcb Reir

Thcbenefteritesction

tbrlhech.dn l.

05

06

(iD

With rhe aid

of sk@h6.

dcsdb.

bncn, dieharre

dd

pESUE in

encssd

a

pmp is n.d.d b

pmp

2mo m'of

*@r

in

l5o

s@nds

undd

a hal of 70 6

sirh

n

spe4

N

of

150

rpn.

lf

pow€r input,

&

is

eiren

6

9500 kW

dd

*e

dcnsD.

p

is 992 kgld',

dereminc

rhe

Dower

oulpu Pd ud tlt ovcdll

€ftcie.cy



oil

G.s=0.86)'

;,.

1

-(s.c

=

1.0)

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se E

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2

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entituSally

spu

enqt biruminos

Comn€rcial srol.

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rclded-

0.0005

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0.15

0.25

0.1,3

t

g l

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hydraulic apr 09.pdf

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