question archive A 25kg solid door is 220 cm tall, 95cm wide

Subject:PhysicsPrice:2.85 Bought3

A 25kg solid door is 220 cm tall, 95cm wide.

A) What is the door's moment of inertia for rotation on its hinges?

B) What is the door's moment of inertia for rotation about a vertical axis inside the door, 15cm from one edge?

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