Question: A block is placed against the vertical front of a cart as shown in Fig. 5.73. What acceleration must the cart have so that block

A block is placed against the vertical front of a cart as shown in Fig. 5.73. What acceleration must the cart have so that block A does not fall? The coefficient of static friction between the block and the cart is μx. How would an observer on the cart describe the behavior of the block?

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