JEE Main 7 Jan 2020 Shift 2 Solved Paper
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An elevator in a building can carry a maximum of 10 persons, with the average mass of each person being 68 kg. The mass of the elevator itself is 920 kg and it moves with a constant speed 3 m/s. The frictional force opposing the motion is 6000 N. If the elevator is moving up with its full capacity, the power delivered by the motor to the elevator (g = 10 m/s2 ) must be at least :
[7 Jan 2020 Shift 2]
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