2 Answers
Hardik Sheth
·2013-04-13 04:16:57
minimum 4 joule enegy required for ball..hence (d)!!
Hardik Sheth arre,i mean momentum required is 4 units...hence (d)
Upvote·0· Reply ·2013-04-13 04:18:12Hardik Sheth and 1 unit for bullet..by pocolm..v=500 m/s