j j j j j j
Chapter 01 j j
Introduction
MultiplejChoicejQuestions
1. AjstudentjofjphysicsjwatchingjthejStarjWarsjfilmsjknowsjthatjaccordingjtojthejlawsjofjphys
ics
A. thejRebeljheroesjcanjseejthejflashjofjanjexplosionjinjspace.
B. thejRebeljheroesjcanjhearjthejsoundjofjanjexplosionjinjspace.
C. thejRebeljheroesjcanjhearjeachjotherjoverjtheirjradiosjinjspace.
D. thejRebeljheroesjcanjseejthejflashjofjanjexplosionjinjspacejandjthejRebeljheroesjcanjhearjeachj
otherjoverjtheirjradiosjinjspace.
E. thejRebeljheroesjcanjseejthejflashjofjanjexplosionjinjspacejandjthejRebeljheroesjcanjhearjthejso
undjofjanjexplosionjinjspace.
Section:j01.02jTalkingjPhysics
2. Injeverydayjlanguage,jspeedjandjvelocityjarejsynonyms,jbutjinjphysics
A. velocityjhasjonlyjmagnitude.
B. speedjhasjonlyjdirection.
C. velocityjhasjmagnitudejandjdirection.
D. speedjhasjmagnitudejandjdirection.
E. velocityjhasjonlyjdirection.
Section:j01.02jTalkingjPhysics
3. Injeverydayjlanguage,jpowerjandjforcejarejsimilar,jbutjinjphysics
A. forcejhasjonlyjmagnitude.
B. powerjhasjonlyjdirection.
C. forcejhasjmagnitudejandjdirection.
D. powerjhasjmagnitudejandjdirection.
E. Nonejofjthesejanswersjarejcorrect.
Section:j01.02jTalkingjPhysics
1-1
,4. Algebraicjsymbolsjinjphysicsjequationsjrepresentjphysicaljquantities,jtherefore
A. thejsymbolsjrepresentjnumbersjonly.
B. thejsymbolsjrepresentjnumbersjandjunits.
C. thejsymbolsjconsistjofjunitsjonly.
D. thejsymbolsjarejonlyjabstract.
E. thejsymbolsjarejonlyjimaginary.
Section:j01.02jTalkingjPhysics
5. Thejlastjpagejofjajbookjisjnumberedj814jandjthejbookjisj3.00jcmjthick.jWhatjisjthejaveragejthickn
essjofjeachjpage?
A.j2.54jj103jcm
B.j2.54jj10-3jcm
C.j7.37jj10-3jcm
D.j3.92jj10-3jcm
Section:j01.03jThejUsejofjMathematics
6. Thejdiameterjofjajcirclejisjdoubled.jByjwhatjfactorjisjthejareajchanged?
A. 2
B. 2
C. 4
D. 4
E. 1
Section:j01.03jThejUsejofjMathematics
7. Thejradiusjofjajcirclejisjincreasedjbyj5%.jThejpercentagejincreasejofjthejcircumferencejis
A.j5%.
B.j10%.
C.j12%.
D.j16%.
Section:j01.03jThejUsejofjMathematics
1-2
,8. Thejradiusjofjajcirclejisjincreasedjbyj5%.jThejpercentagejincreasejofjthejareajisjA.j5
%.
B.j10%.
C.j12%.
D.j16%.
Section:j01.03jThejUsejofjMathematics
9. Thejradiusjofjajcirclejisjtripled.jByjwhatjfactorjisjthejareajchanged?
A. 3
B. 6
C. 9
D. 12
Section:j01.03jThejUsejofjMathematics
10. Whatjisjthejpercentagejincreasejinjsizejwhenjorderingjaj14jinchjratherjthanjaj12jinchjpizza
?
A.j16%
B.j26%
C.j36%
D.j46%
Section:j01.03jThejUsejofjMathematics
11. Byjwhatjfactorjlargerjisjaj12jinchjpizzajthanjaj10jinchjpizza?jA.j1
.2
B.j1.1
C.j1.4
D.j1.6
Section:j01.03jThejUsejofjMathematics
1-3
, 12. Ifjthejsurfacejareajofjajspherejisjincreasedjbyjajfactorjofj3,jbyjwhatjfactorjdoesjthejradiusjofjthej
spherejchange?
A.j1.14
B.j1.73
C.j2.00
D.j2.24
Section:j01.03jThejUsejofjMathematics
13. Ifjthejsurfacejareajofjajspherejisjincreasedjbyj16%,jbyjwhatjpercentagejhasjthejradiusjbeenj
changed?
A.j16%
B.j 8.1%
C.j 7.7%
D.j12%
Section:j01.03jThejUsejofjMathematics
14. Thejvolumejofjajspherejisj8.00jm3.jThejradiusjofjthejspherejis
A.j1.24jm.
B.j2.00jm.
C.j2.65jm.
D.j3.00jm.
Section:j01.03jThejUsejofjMathematics
15. Thejradiusjofjajspherejisj2.00jm.jThejsurfacejareajofjthejspherejisjA.j3
6.7jm2.
B.j50.3jm2.
C.j72.5jm2.
D.j75.0jm2.
Section:j01.03jThejUsejofjMathematics
1-4