13. Rotational Inertia & Energy
Energy of Rolling Motion
Problem 10c
Textbook Question
Textbook QuestionAn electric motor consumes 9.00 kJ of electrical energy in 1.00 min. If one-third of this energy goes into heat and other forms of internal energy of the motor, with the rest going to the motor output, how much torque will this engine develop if you run it at 2500 rpm?
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