Slanted Surfaces Without Friction: a Block Is Given a Very

question 79

Essay

Slanted surfaces without friction: 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:

AFL

The American Federation of Labor is a nationwide coalition of labor unions within the United States.

CIO

Congress of Industrial Organizations, historically a federation of labor unions in the United States.

Taft-Hartley Act

A federal act passed in the United States in 1947 that serves to reduce the power and activities of labor unions.

Strikes

A work stoppage caused by the mass refusal of employees to work, typically aiming to enforce specific demands regarding their employment condition.