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The chin-up is one exercise that can be used to strengthen the biceps muscle. This...

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Physics

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The chin-up is one exercise that can be used to strengthen the biceps muscle. This muscle can exert a force of approximately 800 N as it contracts a distance of 7.8 cm in a 76-kg male. How much work can the biceps muscles (one in each arm) perform in a single contraction?Your response differs from the correct answer by more than 10%. Double check your calculations. JCalculate the amount of energy required to lift a 76-kg person 40 cm in performing a chin-up.Do you think the biceps muscle is the only muscle involved in performing a chin-up?

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