Question

A bullet with a mass of .068 kg is fired at a 4.29 kg block of wood suspended by a string. The bullet embeds itself within the wood block, causing the bullet block system to swing to a height of .44 m. Determine the initial velocity of the bullet just before it strikes the wood block. (neglect friction and air resistance)

PLEASE EXPLAIN!
(1) 2.94 m/s
(2) 8.64 m/s
(3) 189 m/s
(4) 234 m/s

Answer 1

Answer:

Option 2) is the right one

Explanation:

Refer Attachment!!!!!