The amplitude and time period of a particle of mass 0.1 kg executing simple harmonic motion are 1m and 6.28s, respectively. Find its (i) angular frequency, (ii) acceleration and (iii) velocity at a displacement of 0.5 m.

Options

A. 1 rad/sec,`-1ms^(-2),sqrt(3)ms^(-1)`
B. 0.5 rad/sec , `-0.5ms^(-2),(sqrt(3))/2ms^(-1)`
C. 1 rad/sec , `-0.5ms^(-2),(sqrt(3))/2ms^(-1)`
D. 1 rad/sec , `-0.5ms^(-2),sqrt(3)ms^(-1)`

Answer

C