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Class 11 NEET Physics Work, Energy and Power Questions

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Question : 7

Total: 89

An electric lift with a maximum load of 2000kg (lift + passengers) is moving up with a constant speed of 1.5ms−1. The frictional force opposing the motion is 3000N. The minimum power delivered by the motor to the lift in watts is : (g=10ms−2)

23000
20000
34500
23500

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