The piston of a steam engine moves with simple harmonic motion. The speed of rotation of crank is 120 rpm with a stroke of 2m. Whatis the velocity of piston whenit is 0.5 m from
the centre?

A

$$4 \pi \sqrt{3}$$

B

$$\pi \sqrt{3}$$

C

$$2 \pi \sqrt{3}$$

D

$$3 \pi \sqrt{3}$$