l l l l l l
Chapter 01 l l
Introduction
MultiplelChoicelQuestions
1. AlstudentloflphysicslwatchinglthelStarlWarslfilmslknowslthatlaccordingltolthellawsloflphys
ics
A. thelRebellheroeslcanlseelthelflashloflanlexplosionlinlspace.
B. thelRebellheroeslcanlhearlthelsoundloflanlexplosionlinlspace.
C. thelRebellheroeslcanlhearleachlotherloverltheirlradioslinlspace.
D. thelRebellheroeslcanlseelthelflashloflanlexplosionlinlspacelandlthelRebellheroeslcanlhearleachl
otherloverltheirlradioslinlspace.
E. thelRebellheroeslcanlseelthelflashloflanlexplosionlinlspacelandlthelRebellheroeslcanlhearlthelso
undloflanlexplosionlinlspace.
Section:l01.02lTalkinglPhysics
2. Inleverydayllanguage,lspeedlandlvelocitylarelsynonyms,lbutl inlphysics
A. velocitylhaslonlylmagnitude.
B. speedlhaslonlyldirection.
C. velocitylhaslmagnitudelandldirection.
D. speedlhaslmagnitudelandldirection.
E. velocitylhaslonlyldirection.
Section:l01.02lTalkinglPhysics
3. Inleverydayllanguage,lpowerlandlforcelarelsimilar,lbutlinlphysics
A. forcelhaslonlylmagnitude.
B. powerlhaslonlyldirection.
C. forcelhaslmagnitudelandldirection.
D. powerlhaslmagnitudelandldirection.
E. Nonelofltheselanswerslarelcorrect.
Section:l01.02lTalkinglPhysics
1-1
,4. Algebraiclsymbolslinlphysicslequationslrepresentlphysicallquantities,ltherefore
A. thelsymbolslrepresentlnumberslonly.
B. thelsymbolslrepresentlnumberslandlunits.
C. thelsymbolslconsistloflunitslonly.
D. thelsymbolslarelonlylabstract.
E. thelsymbolslarelonlylimaginary.
Section:l01.02lTalkinglPhysics
5. Thellastlpageloflalbooklislnumberedl814landlthelbooklisl3.00lcmlthick.lWhatlislthelaveragelthickn
esslofleachlpage?
A.l2.54ll103lcm
B.l2.54ll10-3lcm
C.l7.37ll10-3lcm
D.l3.92ll10-3lcm
Section:l01.03lThelUseloflMathematics
6. Theldiameterloflalcirclelisldoubled.lBylwhatlfactorlislthelarealchanged?
A. 2
B. 2
C. 4
D. 4
E. 1
Section:l01.03lThelUseloflMathematics
7. Thelradiusloflalcirclelislincreasedlbyl5%.lThelpercentagelincreaseloflthelcircumferencelis
A.l5%.
B.l10%.
C.l12%.
D.l16%.
Section:l01.03lThelUseloflMathematics
1-2
,8. Thelradiusloflalcirclelislincreasedlbyl5%.lThelpercentagelincreaseloflthelarealislA.l5
%.
B.l10%.
C.l12%.
D.l16%.
Section:l01.03lThelUseloflMathematics
9. Thelradiusloflalcirclelisltripled.lBylwhatlfactorlislthelarealchanged?
A. 3
B. 6
C. 9
D. 12
Section:l01.03lThelUseloflMathematics
10. Whatl islthelpercentagelincreaselinlsizelwhenlorderinglal14linchlratherlthanlal12linchlpizza
?
A.l16%
B.l26%
C.l36%
D.l46%
Section:l01.03lThelUseloflMathematics
11. Bylwhatlfactorllargerlislal12linchlpizzalthanlal10linchlpizza?lA.l1
.2
B.l1.1
C.l1.4
D.l1.6
Section:l01.03lThelUseloflMathematics
1-3
, 12. Iflthelsurfacelarealoflalspherelislincreasedlbylalfactorlofl3,lbylwhatlfactorldoeslthelradiusloflthel
spherelchange?
A.l1.14
B.l1.73
C.l2.00
D.l2.24
Section:l01.03lThelUseloflMathematics
13. Iflthelsurfacelarealoflalspherelislincreasedlbyl16%,lbylwhatlpercentagelhaslthelradiuslbeenl
changed?
A.l16%
B.l 8.1%
C.l 7.7%
D.l12%
Section:l01.03lThelUseloflMathematics
14. Thelvolumeloflalspherelisl8.00lm3.lThelradiusloflthelspherelis
A.l1.24lm.
B.l2.00lm.
C.l2.65lm.
D.l3.00lm.
Section:l01.03lThelUseloflMathematics
15. Thelradiusloflalspherelisl2.00lm.lThelsurfacelarealoflthelspherelislA.l3
6.7lm2.
B.l50.3lm2.
C.l72.5lm2.
D.l75.0lm2.
Section:l01.03lThelUseloflMathematics
1-4