Oscillations - Result Question 43
47. A point performs simple harmonic oscillation of period and the equation of motion is given by . After the elapse of what fraction of the time period the velocity of the point will be equal to halfof its maximum velocity?
(a)
(b)
(c)
(d)
[2008]
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Answer:
Correct Answer: 47. (d)
Solution:
- (d) We have
Maximum velocity
According to question,
or,