A bullet with mass 4.91 g is fired horizontally into a 1.981-kg block attached to a horizontal spring. The spring has a constant 6.25 102 N/m and reaches a maximum compression of 6.38 cm.

Question

A bullet with mass 4.91 g is fired horizontally into a 1.981-kg block attached to a horizontal spring. The spring has a constant 6.25  102 N/m and reaches a maximum compression of 6.38 cm.

sarah · Answer

1) find the initial speed of the bullet-block system 2) find the speed of the bullet