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时间:2019-08-04
《SAT2物理习题Waves》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
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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