A boy with a mass of 34 kg hangs straight down from the monkey bars with two arms. What is the tension in each arm (in Newtons)?

1 Answer
Gió
Oct 1, 2015

I found #166.5N#

Explanation:

Considering the weight of the boy:
#W=mg=34*9.8=333N# concentrated primarly in the body (leaving the weight of his arms almost negiglible) and treating the arms as two kind of ropes, we have:
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Getting:
#2T'=W=333N#
#T'=333/2=166.5N#

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