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NEETPhysicsWork, Power and Energy

What is the power, in watts, of a crane that lifts a 100 kg mass to a height of 10 m in 20 seconds?

Options

  1. A450W
  2. B470W
  3. C490W
  4. D510W

Correct answer

C. 490W

Step-by-step solution

Correct Option is : (C) 490W

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