Q.

The work done against gravity in taking 10 kg mass at 1m height in 1sec will be

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a

49 J

b

98 J

c

196  J

d

None of these

answer is B.

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Detailed Solution

Work done =mgh=10×9.8×1=98J
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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Best Books for NEET
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