E Consider an elevator car (lift) with a mass of 700kg which call carry up to 600kg of passengers. Use g = 10 ms?. An electric motor is used to raise the elevator with a full load from the ground floor to the third floor, 9 m higher, in 30 s. Calculate the total energy needed and the power of motor required. 12 MJ and 2kW 12400 Jand 2400 W 11700 Jand 3900 W 48 kJ and 2400 W

E Consider an elevator car (lift) with a mass of 700kg which call carry up to 600kg of passengers. Use g = 10 ms?. An electric motor is used to raise the elevator with a full load from the ground floor to the third floor, 9 m higher, in 30 s. Calculate the total energy needed and the power of motor required. 12 MJ and 2kW 12400 Jand 2400 W 11700 Jand 3900 W 48 kJ and 2400 W

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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