The periodic time of a body executing simple harmonic motion is 4s. A – McqOptions

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1.	The periodic time of a body executing simple harmonic motion is 4s. After how many intervals from time t=0, its displacement will be half of its amplitude?
A.	1⁄2 s
B.	1/3 s
C.	1⁄4 s
D.	1/6 s
Answer» C. 1⁄4 s

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