A block placed under the head of the claw hammer as shown greatly facilitates the extraction of the nail If a 50 lb pull on the

Question

A block placed under the head of the claw hammer as shown greatly facilitates the extraction of the nail If a 50 lb pull on the handle is required to pull the nail calculate the tension T in the nail The contacting surfaces at A are sufficiently rough to prevent slipping Select one a T 250 lb b T 150 lb c T 100 lb d T 200 lb 50 lb 20 F 2 1 8 TH

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