A Baseball Player Increases the Speed of a Bat from Rest

Multiple Choice

A baseball player increases the speed of a bat from rest to 20.0 rad/s in 0.25 s at a constant acceleration. Assuming the bat is a 2.0-kg rod of uniform mass distribution and of length 1.0 m, the torque applied by the player to one end of the bat is

A) 10 N.m.
B) 13 N.m.
C) 40 N.m.
D) 53 N.m.
E) 1.6*10² N.m.