bahan fizik spm paper 3b 2010

8/9/2019 Bahan Fizik SPM Paper 3B 2010

1/11

MASTERYPHYSICSSPM2009Paper3

EXPERIMENTName:Class:

CHAPTER2:FORCESANDMOTIONArrangmentoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(1)Effectofforce (F=ma) Toinvestigatetherelationshipbetween

massand

acceleration

m,a

forceconstant

Manipulated:

mass//numberof

trolley

Responding:

accelerationof

trolley

Constant:Forceapplied

by

an

elasticcord,F

1.Switch onpowersupplyandatickertimer.

2.Thetrolleyispulleddowntheinclinedrunwaywith

anelasticcordattachedtothehindpostofthe

trolley.

3.Theelasticcordisstretcheduntiltheotherendis

withthefrontendofthetrolley.Thelengthis

maintainedasthetrolleyrunsdowntherunway.

4. Thetickertapeobtainediscutintostripsof10

ticksandtheacceleration,producedbytheone

unitof

force

is

calculated

by

using

the

formula,

a=vu/t

5. Theexperimentisrepeatedwith2,3,4and5trolley

(withasecondtrolleystackuponthefirsttrolley)

Paper1 : 50marks 40Paper2/A : 60marks 45Paper2/B,C

: 40marks 30

Paper3/A : 28marks 28Paper3/B : 12marks 10

190marks 153A 80%


2/11

(2)Effectofforce(F=ma) Toinvestigatetherelationshipbetween

forceand

acceleration

F,amassconstant

Manipulated:

Forceappliedby

anelasticcord,F

Responding:

accelerationof

trolley,a

Constant:mass//numberof

trolley

1.Switchonpowersupplyandatickertimer.

2.Thetrolleyispulleddowntheinclinedrunwaywith

anelasticcordattachedtothehindpostofthe

trolley.

3.Theelasticcordisstretcheduntiltheotherendis

withthefrontendofthetrolley.Thelengthis

maintainedasthetrolleyrunsdowntherunway.

4.Thetickertapeobtainediscutintostripsof10

ticksandtheacceleration,producedbytheone

unitofforceiscalculatedbyusingtheformula,

a=vu/t

5.Theexperimentisrepeatedwith2,3,4and5

identical

elastic

cord.

(3) Velocityandheightof atrolley Toinvestigatetherelationshipbetween

velocityandheightofatrolley

Manipulated:

Heightofatrolley

Responding:

velocity

Constant:angleofinclinedrunway,

1.Atickertapeisattachedtoatrolleyandpassed

throughatickertimerconnectedtoapower

supply.

2.Thetrolleyisplacedataheight,h=10.0cmfromthe

tabletop.Theheight,hismeasuredbyusingaruler

andrecorded.

3.Thepowersupplyisturnedonandthetrolleyis

releasedtotherundowntherunway.

4.Thevelocityofthetrolleyatthebottomofthe

runwayisdetermined

Usingtheformula

V=Distancetraveled,s

Timefor5ticks

=s cm5ticksX0.02s

5.Theexperimentrepeatedwithaheight,h=15.0cm,

20.0cm,25.0cmand30.0cm.


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(4) Velocityanddistanceofspringcompression Toinvestigatetherelationshipbetween

velocity/speedanddistanceofspringcompression

Manipulated:

distanceofspring

compression

Responding:

velocity/speed

Constant:elasticityofaspring/spring

constant

1.Switchonthepowersupplyandtickertimer.

2.Compressthespringbypushingthetrolleyata

distance,x=2.0cmmeasuredbyaruler.

3.Release

the

trolley

and

calculate

the

velocity

of

a

trolley fromatickertapebyusingtheformula,


Timefor5ticks

=s cm5ticks

X0.02s

4.Theexperimentrepeatedwithadistance

compression,x=4.0cm,6.0cm,8.0cmand10.0cm.

(5)Velocity/speedanddistanceofspringstretching Toinvestigatetherelationshipbetween

velocityanddistanceofspringstretching

Manipulated:

distanceofspring

stretching

Responding:

velocity/speed

Constant:elasticityofa

spring/spring

constant/stiffness/

diameter/thickness

of

a

spring

1.Switchonthepowersupplyandtickertimer.

2.Pullthetrolleyatadistancex=2.0cmmeasuredby

aruler.

3.Release

the

trolley

and

calculate

the

velocity

of

a

trolley fromatickertapebyusingtheformula,


Timefor5ticks

=s cm

5ticks

X0.02s

4.Theexperimentrepeatedbypullingthetrolleyata

distance,x=4.0cm,6.0cm,8.0cmand10.0cm.


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CHAPTER3:FORCESANDPRESSUREArrangementoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(6)Extensionandforce/massofaload Toinvestigatetherelationshipbetween

extensionofaspringandforce/massofload

Manipulated:

force/mass ofload

Responding:

extensionofaspring,

xConstant:length/diameter

/elasticity/spring

constant/stiffness ofa

spring

1.Measuretheinitiallengthofthespring,L1

2.Putoneslottedmass,20gattheendofthe

spring

3.Measurethelengthofthespring,L2

4.Calculatetheextensionofthespring,x=L2

L1

5.Repeattheexperimentforthemass

40g,60g,80gand

100g.

(7)Pressureanddepthofwater Toinvestigatetherelationshipbetweenpressureanddepthofwater

Manipulated:Depth

ofaliquid,h

Responding: pressure

ofaliquid,L

Constant:densityofaliquid

1.

The

measuring

cylinder

is

completely

filled

withwater.

2.Thethistlefunnelisconnectedtothe

manometerwitharubbertube.

3. Thethistlefunnelisloweredverticallyatthe

depthofwater,h=10.0cm.

4.Thedifferenceheightofwater,Lin

manometermeasuredusingaruler.

5.Theexperimentisrepeatedwiththedepthof

water,h=20.0cm,30.0cm,40.0cmand

50.0cm.


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(8)ArchimedesPrinciple Toinvestigatetherelationshipbetween

buoyantforce/upthrustandthedepthofironrodinthewater/volumeofwaterdisplaced

Manipulated:Depth

ofironrodinthe

water,L/volumeof

waterdisplaced

Responding: buoyant

force/upthrust

Constant:densityofaliquid

1.Theweightofironrodinairismeasuredby

usingaspringbalance,W02.Theironrodisloweredverticallyinthewater

atdepth,

L=5.0cm

3. Theweightofironinthewateris

measured,W1.

4. Thebuoyantforce,Bismeasuredbyusinga

formula

B=W1W0.

5.Theexperimentisrepeatedwith depth,

L=10.0cm,15.0cm,20.0cm and25.0cm.

CHAPTER4:HEAT(GASLAW)Arrangementoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(9)BoylesLaw(PressureandVolume) Toinvestigatetherelationshipbetween

pressureandvolumeofagasPV/T

Manipulated:

volumeofairina

syringe

Responding:

pressureoftrapped

air

Constant:temperature/mass

of airinsidea

syringe

1.Thepistonofthesyringeisadjusteduntilthe

volumeofairinthesyringeis50cm3at

atmosphericpressure.

2.Thepistonofthesyringeispushedinuntilthe

enclosedvolume/airtrappedis90cm3.

3.ThepressureontheBourdongaugeis

recorded.4. Repeattheexperimentforenclosedvolume

/airtrappedinthesyringe40cm3,30cm3,

20cm3and10cm3.


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(10)CharlesLaw(VolumeandTemperature) Toinvestigatetherelationshipbetween

volume andtemperatureofagas

Manipulated:

Temperatureof

trappedair,

Responding: Length

ofaircolumn,x

Constant:mass/volumeof

trappedair

1.Thewaterisheatedandcontinuously stirred

untilthetemperatureofthewaterreaches

20C.

2.The

length

of

air

column,

x

is

recorded

using

a

ruler.

3.Theexperimentisrepeatedbyincreasesthe

temperature40C,60C,80Cand100C.

(11)PressureLaw(PressureandTemperature) Toinvestigatetherelationshipbetween

pressure and

temperatureofagasManipulated:

Temperatureof

trappedair,

Responding:

Pressureoftrapped

air

Constant:mass/volumeof

trappedair

1.Thewaterbathisheatedandcontinuously

stirreduntilthetemperatureofthewater

reaches20C.

2.Thepressureoftheairismeasuredbyusing

theBourdongauge.

3. Theexperimentisrepeatedbyincreasesthe

temperature40C,60C,80Cand100C.


7/11

CHAPTER5:LIGHTArrangmentoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(12)Linearmagnification,mandobjectdistance,u Toinvestigatetherelationshipbetween

linearmagnification,mandobjectdistance,u

Manipulated:

objectdistance,u

Responding: linear

magnification,mConstant:focallength/lens

power

1.Theobjectisplaced10.0cmfromthelens.

2.Adjustthescreenuntilthesharpimage

formedonthewhitescreen.

3.Theimagedistance,vismeasuredbyusinga

ruler.

4. Linearmagnificationoftheimage,mis

calculatedusingaformula, m=v/u

5.Repeat

the

experiment

with

different

object

distance,u=20.0cm,30.0cm,40.0cmand

50.0cm.

CHAPTER6:WAVEArrangmentoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(1) WATERWAVE(Refractionofwaterwave)

Toinvestigatethe

relationshipbetween

wavelengthandthedepthofwater.

Manipulated:depth

ofwater

Responding:

wavelength

Constant:frequencyofwaterwave

1.Fillintherippletankwithwateratdepth2cm.

2.Apieceofperspexplateatthickness0.3cmis

placedatthemiddleoftherippletank.

3.Switch

on

the

power

supply,

vibrating

motor

andlamp.

4.Freezethewaterwavebyusingthe

stroboscope.

5.Measurethedistancebetweentwo

consecutivebrightORdarkfringesonwhite

paperusingaruler.

6.Repeattheexperimentbyusingaperspex


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plateatthickness0.6cm,0.9cm,1.2cm and

1.5cm.

(2) SOUNDWAVE (=ax/D)Xanda(,D constant)

Distancebetweentwoconsecutiveloudsound,x anddistancebetweentwoloudspeakers,a

Toinvestigatethe

relationshipbetween

distancebetweentwoconsecutiveloudsounds,x

and

distancebetweentwoloudspeakers,a.

Manipulated:

distancebetween

twoloudspeakers,a

Responding:

distancebetween

twoconsecutive

loudsounds,x

Constant:frequencyofthesignal

generator

1.Placeasignalgeneratorandtwoloudspeakers

onalongbenchinanopenspace.

2.Adjusttheseparation,a,ofthetwospeakersAandBto1.0m.

3.Switch

on

the

signal

generator.

4.Anobserverstand5minfrontofAandBand

walksinastraightlineparalleltoAB.

5.Thedistancebetweentwoconsecutiveloud

soundheard,x,ismeasuredbymetrerule.

6.Repeattheexperimentwithdistancebetween

twoloudspeakers,a=1.2m,1.4m,1.6m,1.8mand2.0m.


9/11

CHAPTER7:ELECTRICArrangementoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(3) Resistanceandlength/diameterofwire Toinvestigatetherelationshipbetween

resistanceandthelengthofwire.

Manipulated:

length/diameterof

wire/crosssectional

area

Responding:

resistanceofwire

Constant:diameter/length/

current/resistivity

1.

A10.0cm

constantan

wire

(s.w.g

28)

is

connectedbetweenXY.

2. Therheostatisadjusteduntilthecurrent

flowsinthecircuit0.5Aandvoltmeterreading

isrecorded.

3. Theresistancecalculatedbyusingaformula,

R=V/I

4. Repeattheexperimentwithlengthofwire,

L=20.0cm,30.0cm,40.0cmand50.0cm.

(4)Energy/Workdone/Power/heightoftheloadandmagnitudeofcurrent/voltage. Toinvestigatetherelationshipbetween

Energy/Workdone/Power/height/distanceoftheloadandmagnitudeofcurrent/voltage

Manipulated:

Magnitudeof

current

Responding:

Energy/Work

done/Power/height

/distanceofthe

load

Constant:massofthe

load

1.Switchonthepowersupply.

2.Adjusttherheostatsothatthecurrentflowin

thecircuit

is

0.5A.

3.Activatethestopwatch.

4.Measuretheheight/distance oftheloadgoes

upusingarulerin2minutes.

5.Repeatexperimentwithdifferentcurrent,

I=1.0A,1.5A,2.0Aand2.5A.


10/11

CHAPTER8:ELECTROMAGNETISMArrangementoftheapparatus Aimofexperiment Variables Procedureoftheexperiment

(5) Strengthofmagneticfield/no.ofpinattractedandmagnitudeofcurrent Toinvestigatetherelationshipbetween

thestrengthofmagneticfield/no.ofpinattractedandmagnitudeofcurrent.

Manipulated:

magnitudeof

current

Responding: the

strengthof

magneticfield/no.

ofpin

attracted

Constant:no.ofturnof thesolenoid

1.Theswitchisonandrheostatisadjustedtoset

thecurrentflow0.2A.

2.Bringthepetridishfilledwithpinattheendof

solenoid.

3. Recordthenumberofpinattractedbythe

solenoid.

4. Repeattheexperimentwithcurrent,I=0.4A,

0.6A,0.8A

and

1.0A.

(6)Magnitude

of

the

induced

current

and

velocity/speed/heightof

bar

magnet Toinvestigatetherelationshipbetween

velocity/speed/heightofthemagnetandmagnitudeoftheinducedcurrent

Manipulated:

velocity/speed/

heightofthe

magnet

Responding:

magnitudeofthe

inducedcurrent

Constant:numberofturnsofthecoil

1.

The

height

of

bar

magnet

is

adjusted

at

h

=

20

cm.

2.Thebarmagnetisdroppedverticallyintothe

coilofwire.Recordthemaximumreadingof

miliammeter.

3.Thestepsarerepeatedforh=30cm,h=40

cm,h=50cmandh=60cm


11/11

(7) Magnitudeof(induced)current//potentialdifference(Vs)andnumberofturnsofthesecondarycoil

OR

Toinvestigatethe

relationshipbetween

thenumberofturnsofthesecondarycoilandthemagnitudeof(induced)current//potentialdifference(Vs)

Manipulated:the

numberofturnsof

thesecondary

coil,

Ns

Responding:

(induced)current//

potentialdifference

(output)

Constant:input

voltage//

no

of

turnsoftheprimary

coil//size/

diameter/thickness

ofwireofcoils.

1.Setuptheapparatusasshown,witha240V

accurrentsupplywith50turnsontheprimary

coil.

2.Set

the

secondary

coil

so

that

the

number

of

turnsn=20

3.Switchonthepowersupply,measurethe

current,I(withtheammeter)thatpasses

throughthesecondarycoil.

4.Repeatstep2and3forn=40,60,80and100

turns.

Acpower

supply

Acpower

supply

Softlaminatedironcore

bahan fizik spm paper 3b 2010

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