Work,Power and Energy#0
Classical Mechanics
Level
2
A small block of mass m is pushed towards a movable wedge of mass nm and height h with initial velocity u. All the surfaces are smooth. The minimum value of u for which the block will reach the top of the wedge is
(2gh)^0.5
(2gh*(1-(1/n)))^0.5
(2gh*(1+(1/n)))^0.5
n*(2gh)^0.5
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