rishwait79491 rishwait79491

16-07-2024
Physics

Answered

A weightlifter holds a 1,300 N barbell 1 meter above the ground. One end of a 2-meter-long chain hangs from the center of the barbell. The chain has a total weight of 300 N. How much work (in J) is required to lift the barbell to a height of 2 m?

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