Question: Knowing that the maximum friction force exerted by the bottle on the cork is 60 lb, determine (a) the force P that must be applied

Knowing that the maximum friction force exerted by the bottle on the cork is 60 lb, determine (a) the force P that must be applied to the corkscrew to open the bottle, (b) the maximum force exerted by the base of the corkscrew on the top of the bottle.

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