A body of mass 1kg is thrown upwards with a velocity 20ms^−1. It momentarily comes to rest after attaining a height of 18m. How much energy is lost due to air friction? (g=10ms^−2)

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A body of mass 1kg is thrown upwards with a velocity 20ms^−1. It momentarily comes to rest after attaining a height of 18m. How much energy is lost due to air friction? (g=10ms^−2)
21
Oct
A body of mass 1kg is thrown upwards with a velocity 20ms^−1. It momentarily comes to rest after attaining a height of 18m. How much energy is lost due to air friction? (g=10ms^−2) A body of mass 1kg is thrown upwards with a velocity 20ms^−1. It momentarily comes to rest after attaining a height of [...]
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