An elevator car has a mass of 1600 kg and is carrying passengers having a combined mass of 200 kg. A constant friction force of 4000 N retards its motion upward, as shown in Figure 7(a). (A) What power delivered by the motor is required to lift the elevator car at a constant speed of 3.0 m/s? (B) What power must the motor deliver at the instant the speed of the elevator is v if the motor is designed to provide the elevator car with an upward acceleration of 1.0 m/s® 3 - Fig. 7. (a) The motor exerts an upward force T on the Elevator ca. b) The free-body diagram for th elevator car An elevator car has a mass of 1600 kg and is carrying passengers having a combined mass of 200 kg. A constantfriction force of 4000 N retards its motion upward, as shown in Figure 7(a).(A) What power delivered by the motor is required to lift the elevator car at a constant speed of 3.0 m/s?(B) What power must the motor deliver at the instant the speed of the elevator is v if the motor is designed toprovide the elevator car with an upward acceleration of 1.0 m/s?MotorMgFig. 7: (a) The motor exerts an upward force T on theElevator car. (b) The free-body diagram for the elevator car.

Data given in this question The mass of the elevator, M=1600Kg The mass of the passenger, m=200Kg…

Answered: An elevator car has a mass of 1600 kg…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

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An elevator car has a mass of 1600 kg and is carrying passengers having a combined mass of 200 kg. A constant friction force of 4000 N retards its motion upward, as shown in Figure 7(a). (A) What power delivered by the motor is required to lift the elevator car at a constant speed of 3.0 m/s? (B) What power must the motor deliver at the instant the speed of the elevator is v if the motor is designed to provide the elevator car with an upward acceleration of 1.0 m/s® 3 - Fig. 7. (a) The motor exerts an upward force T on the Elevator ca. b) The free-body diagram for th elevator car

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