A bullet is fired into a wooden block suspended by a light string

PHYSICS · Subjective · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

50\,\text{g}

bullet is fired into a

4.95\,\text{kg}

wooden block suspended by a light string. After the bullet embeds in the block, the combination rises vertically by

0.50\,\text{m}

. Determine the speed of the bullet just before impact. Take

g = 9.8\,\text{m\,s}^{-2}