A Block Is Given a Very Brief Push Up a 20.0°

question 65

Short Answer

A block is given a very brief push up a 20.0° frictionless incline to give it an initial speed of 12.0 m/s.
(a)How far along the surface of the plane does the block slide before coming to rest?
(b)How much time does it take to return to its starting position?

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Definitions:

Marginal Benefit

The extra utility or satisfaction garnered by consuming one more unit of a good or service.

Marginal Cost

The amount spent on generating an extra unit of a product or service.

Optimal Amount

The most efficient, effective or desirable quantity or level.

Pollution Abatement

Methods or processes implemented to reduce, control, or eliminate pollution from various sources.