4 47 A small block of mass m is pushed towards a movable wedge of mass nm and height h with initial velocity u All surfaces are

Question

4 47 A small block of mass m is pushed towards a movable wedge of mass nm and height h with initial velocity u All surfaces are smooth The minimum value of u for which the block will reach the top of the wedge A 2gh C 2gh 1 h nm Figure 4 110 B 2gh 28h gh 1 1 D 2gh 1 U m

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