15. As shown in the figure, a box with a mass M is placed on the а ground. The box has a fixed vertical rod. A ring of m
Posted: Wed May 18, 2022 6:34 am
by answerhappygod
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15. As shown in the figure, a box with a mass M is placed on the а ground. The box has a fixed vertical rod. A ring of mass m is placed on the rod. The ring accelerates down the rod, and the acceleration is a. Find the pressure of the box on the ground. m M 10