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Ask iit jee aieee pet cbse icse state board community Discussion Response Post to: SHM: Sniper needs help
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[Post New]26 Jan 2008 19:40:10 IST
    Subject: Re:SHM: Sniper needs help
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elastiboysai (2327)

Blazing goIITian

Olaaa!! Perrrfect answer. 421  [532 rates]
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x=awsinwtcoswt
=a/2sin2wt
differentiate once 2 get velocity
dx/dt=.5*2wacos2wt
2nd derivative acceleration. =.5*-4w^2*asin2wt
acceln a= -(2w)^2*x
so its an shm wid angular frequency 2w
 this reply: 5 points  (with 1 Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
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