Question of class IX
Asked by
| 17th Nov, 2008,
07:46: PM
Expert Answer:
Let motion of particle be:
x=Awcoswt
As per question we have,
P.E=K.E
1/2mw2 A2 cos2wt=1/2mw2 A2 sin2wt
Hence sinwt=coswt=(1/2)0.5
Hence x=A/(2)0.5
Hence correct option is D.
Answered by
| 30th Nov, 2008,
02:11: PM
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