Question

A ball of mass m is dropped from height h. Which among the following will represent the motion of ball?​

Answer 1

Answer:

ANSWER

The particle is dropped from height h and the spring be compressed by x.

Loss in PE of the particle = gain in elastic PE of the spring

mg(h+x)=

2

1

kx

2

⇒k=

x

2

2mg(h+x)