Questions in Oscillations

Select	Question
	For a particle executing simple harmonic motion, which of the following statements is not correct
	A particle of mass 10 grams is executing simple harmonic motion with an amplitude of 0.5 m and periodic time of $(\pi /5)$ seconds. The maximum value of the force acting on the particle is
	The displacement of an oscillating particle varies with time (in seconds) according to the equation y (cm) = sin $\frac{\pi }{2}\left( \frac{t}{2}+\frac{1}{3} \right)$. The maximum acceleration of the particle is approximately
	A particle moving along the x-axis executes simple harmonic motion, then the force acting on it is given by
	A body is vibrating in simple harmonic motion with an amplitude of 0.06 m and frequency of 15 Hz. The velocity and acceleration of body is
	A particle executes harmonic motion with an angular velocity and maximum acceleration of $3.5 rad/sec$ and $7.5 m/s^2$ respectively. The amplitude of oscillation is
	A $0.10 kg$ block oscillates back and forth along a horizontal surface. Its displacement from the origin is given by: $x=(10\,cm)\cos [(10\,rad/s)\,t+\pi /2\,rad]$. What is the maximum acceleration experienced by the block
	In S.H.M. maximum acceleration is at
	A particle is executing simple harmonic motion with an amplitude of 0.02 metre and frequency 50 Hz. The maximum acceleration of the particle is
	Acceleration of a particle, executing SHM, at it’s mean position is