A lady is a bucket filled with water having mass 10 kg from a well it in 20 seconds. calculate work done and power.

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Solution

Dear Student, Force applied by lady to overcome gravitational force =10 Ã— 9.8=98N s= 8 w= f.s= 98Ã—8=784J power = w/time = 784/20=39.2. J/s or W Regards

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