A weight lifter bench‑presses a 150.0 kg barbell from his chest to a height equal the length of his arms, 0.850 m. How much work does he do? How many food calories does the weight lifter use if he does this lift 35 times? Assume the weight lifter does no work in letting the barbell drop back to his chest
A weight lifter bench‑presses a 150.0 kg barbell from his chest to a height equal the length of his arms, 0.850 m. How much work does he do? How many food calories does the weight lifter use if he does this lift 35 times? Assume the weight lifter does no work in letting the barbell drop back to his chest
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A weight lifter bench‑presses a 150.0 kg barbell from his chest to a height equal the length of his arms, 0.850 m. How much work does he do?
How many food calories does the weight lifter use if he does this lift 35 times? Assume the weight lifter does no work in letting the barbell drop back to his chest.
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