A block of mass 1 kg is connected with a massless spring of force constant 100 N/m. At t = 0, a constant force F = 10 N is applied on the block. The spring is in its natural length at t = 0. The speed of particle at x = 6 cm from mean position is :

A block of mass 1 kg is connected with a massless spring of force cons

1.	A block of mass 1 kg is connected with a massless spring of force constant 100 N/m. At t = 0, a constant force F = 10 N is applied on the block. The spring is in its natural length at t = 0. The speed of particle at x = 6 cm from mean position is :
Answer» 4 cm/s 10 cm/s 80 cm/s 50 cm/s ANSWER :C