katelynburtonn katelynburtonn

29-10-2020
Physics

contestada

Gray used a pulley to lift a 300 N object a distance of 3 m. It took Gray 30 seconds to lift the object. How much WORK did Gray exert?

Respuesta :

samueladesida43 samueladesida43

04-11-2020

Answer:

900J

Explanation:

The Work done can be calculated using

Work done = force × distance

According to this question, force = 300N, distance = 3m

Work done = 300 × 3

Work done = 900J

Gray exerted 900J of work

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