A 250 Kg Propeller May Be Considered to Be a 4

Multiple Choice

A 25.0 kg propeller may be considered to be a 4.5 m long, thin rod, spun about its center. Assuming the propeller starts from rest, What angular velocity will it have if a torque of 1100 N·m is applied for 1.2 s?

A) 31 rad/s
B) 26 rad/s
C) 7.8 rad/s
D) 2.6 rad/s