Question: A 30-kg uniform thin panel is placed in a truck with end A resting on a rough horizontal surface and end B supported by a

A 30-kg uniform thin panel is placed in a truck with end A resting on a rough horizontal surface and end B supported by a smooth vertical surface. Knowing that the deceleration of the truck is 4 m/s2, determine

(a) The reactions at ends A and B,

(b) The minimum required coefficient of static friction at end A.

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