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How much work have you done if you row across a lake with a force of 20N for 1km? Please help me ?
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Work done = Force times displacement = 20 * 1000 N-m (or J) we need to convert 1km into meters = 1000m
20,000 Nm ?
yep
or 20kJ
Thanks
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welcome ^_^
thanks for the medal
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