Question: A trap door in a ceiling is 0.91 m square, has a mass of 11 kg, and is hinged along one side, with a catch

A trap door in a ceiling is 0.91 m square, has a mass of 11 kg, and is hinged along one side, with a catch at the opposite side. If the center of gravity of the door is 1.0 cm toward the hinged side from the door's center, what are the magnitudes of the forces exerted by the door on?

(a) The catch and

(b) The hinge?

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