An airplane propeller is 2.07 m in length(from tip to tip) and has a mass of 124kg. When the airplane's engine is first started, it applies aconstant torque of 2090 N · m tothe propeller, which starts from rest.
(a) What is the angular acceleration of thepropeller? Model the propeller as a slender rod.
rad/s2
(b) What is the propeller's angular speed after making 5.00revolutions?
rad/s
(c) How much work is done by the engine during the first 5.00revolutions?
J
(d) What is the average power output of the engine during the first5.00 revolutions?
kW
(e) What is the instantaneous power output of the motor at theinstant that the propeller has turned through 5.00 revolutions?
kW