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Work, energy and power

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Question 5

An object of mass 0.35 kg is lifted through a height of 1.2 m at a constant speed of 1.5 m s-1.

What is the minimum power needed to lift the object?

0.53 W0.53\text{ W}0.53 W

4.1 W4.1\text{ W}4.1 W

5.2 W5.2\text{ W}5.2 W

6.2 W6.2\text{ W}6.2 W

Work, energy and power Questions

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  3. /Work, energy and power