A bullet of mass m strikes a block of mass M connected to a light spring of stiffness k, with a speed v_(0) and gets into it. Find the loss of K.E. of the bullet.

A bullet of mass m strikes a block of mass M connected to a light spri

1.	A bullet of mass m strikes a block of mass M connected to a light spring of stiffness k, with a speed v_(0) and gets into it. Find the loss of K.E. of the bullet.
Answer» ANSWER :`("MMV"_(0)^(2))/(2(M+m)`