A Bullet of Mass 0

question 4

Multiple Choice

A bullet of mass 0.010 kg and speed of 500 m/s is brought to rest in a wooden block after penetrating a distance of 0.10 m. The work done on the bullet by the block is

• A) -1250 J.
• B) 1250 J.
• C) -2.5 J.
• D) 2.5 J.
• E) zero.