Question

A solid sphere of mass 2 kg is rolling on a frictionless horizontal surface with velocity 6 m/s. It collides on the free end of an ideal spring whose other end is fixed. The maximum compression produced in the spring will be (Force constant of the spring = 36 N/m).

• A. $\sqrt{14} m$
• B. $\sqrt{2.8} m$
• C. $\sqrt{1.4} m$
• D. $\sqrt{0.7} m$

Answer 1

Answer: (B)

$\sqrt{2.8} m$

Answer 2

Answer (b) $\sqrt{2.8} m$