Question: A man having weight W1 attempts to lift himself using one of the two methods shown. Determine the total force he must exert on bar

A man having weight W1 attempts to lift himself using one of the two methods shown. Determine the total force he must exert on bar AB in each case and the normal reaction he exerts on the platform at C. The platform has weight W2.

Given:

W1 = 175 lb W2 = 30 lb

(") W2 W1 (b) (a)

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