medatabangs medatabangs

28-11-2022
Physics

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A body of mass 5kg is projected up a board inclined at an angle of 30°to the horizontal with an initial velocity of 6ms-1. Assuming that the frictional force is a constant 4.5N calculate
a) the distance travelled before coming to rest
b) the increase in PE at the top of the slope
c) whether the body stays at the top or comes back down

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