ROBLEM 4 mullet of mass 10 g is shot up a vertical pipe. The top of the pipe is covered by a 2.0 kg block. The bullet strikes the block at a speed of 500 m/s and embeds itself in a block. As a result: (A) (2 pts) The collision is (circle one): (i) elastic, (ii) inelastic, (iii) perfectly inelastic (B) (8 pts) What percentage of the initial kinetic energy of the bullet is dissipated in the collision