21. If 30 joules of work is required to lift a 10-N box from the floor to a table, how high is the table? Show solution d. 400 m a. 0.3 m b. 30 m c. 3.0 m

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A: 5.444mA   Detailed solution given below. In case of Doubts please do let me know Explanation:

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.