SAT2物理习题Waves

SAT2物理习题Waves

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时间:2019-08-04

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1、SAT2物理习题Waves  以下是小编为大家整理的SAT2物理习题Waves,多做真题对sat物理成绩提高很有帮助,希望广大考生可以坚持每天做真题,赶快下载全篇吧。  1.Whatisthewavelengthofa5Hzwavethattravelswithaspeedof10m/s?  (A)0.25m  (B)O.5m  (C)1m  (D)2m  (E)50m  2.Aropeoflength5misstretchedtoatensionof80N.Ifitsmassis1kg,atwhatspeedwoulda10Hztransversewavet

2、raveldowndiestring?  (A)2m/s  (B)5m/s  (C)20m/s  (D)50m/s  (E)200m/s  3.Atransversewaveonalonghorizontalropewithawavelengthof8mtravelsat2m/s.Att=0,aparticularpointontheropehasaverticaldisplacementof+A,whereAistheamplitudeofthewave.Atwhattimewilltheverticaldisplacementofthissamepoint

3、ontheropebe-A?  (A)t=1/8s  (B)t=1/4s  (C)t=1/2s  (D)t=2s  (E)t=4s  4.Whatisthewavelengthofawavewithperiod2sandspeed2cm/s?  (A)0.25cm  (B)0.5cm  (C)1cm  (D)2cm  (E)4cm  5.Astring,fixedatbothends,supportsastandingwavewithatotalof4nodes.Ifthelengthofthestringis6m,whatisthewavelengthoft

4、hewave?  (A)0.67m  (B)1.2m  (C)1.5m  (D)3m  (E)4m  6.Astring,fixedatbothends,hasalengthof6mandsupportsastandingwavewithatotalof4nodes.Ifatransversewavecantravelat40m/sdowntherope,whatisthefrequencyofthisstandingwave?  (A)6.7Hz  (B)10.0Hz  (C)13.3Hz  (D)20.0Hz  (E)26.7Hz  7.Asoundwav

5、etravelsthroughametalrodwithwavelengthλandfrequencyƒ.Whichofthefollowingbestdescribesthewavewhenitpassesintothesurroundingair?  WavelengthFreaueoey  (A)LessthanλEqualtoƒ  (B)LessthanλLessthanƒ  (C)GreaterthanλEqualtoƒ  (D)GreaterthanλLessthanƒ  (E)GreaterthanλGreaterthanƒ  8.Inthefi

6、gurebelow,twospeakers,S1,andS2,emitsoundwavesofwavelength2m,inphasewitheachother.    LetAPbetheamplitudeoftheresultingwaveatpointP,andAQtheamplitudeoftheresultantwaveatpointQ.HowdoesAPcomparetoAQ?  (A)APAQ  (D)AP<0,AQ>0  (E)APandAQvarywithtime,sonocomparisoncanb

7、emade.  9.Anobservemiceofsoundwaves.  Byhowmuchwillthesoundleveldecreaseiftheobservermovestoadistanceof20m?  (A)1dB  (B)2dB  (C)10dB  (D)18dB  (E)20dB  10.Anorganpipethat’sclosedatoneendhasalengthof17cm.Ifthespeedofsoundthroughtheairinsideis340m/s,whatisthepipe’sfundamentalfrequency

8、?  (A)250Hz  (B)500

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