A Block Lies on a Smooth Inclined Plane Tilted at an Angle

question 62

Essay

A block lies on a smooth inclined plane tilted at an angle of 35° to the horizontal.
(a) Draw the free-body diagram for the block.
(b) Determine the block's acceleration as it slides down the inclined plane.
(c) If the block started from rest 8.5 m up the incline from its base, determine the block's speed when it reaches the bottom of the incline.
(d) How long did it take the block to reach the bottom of the inclined plane?

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Definitions:

Injection Procedure

A medical method involving the delivery of drugs or other substances into the body via a needle and syringe.

Electric Shocks

A sudden discharge of electricity through a part of the body, used experimentally or as a form of punishment in some of the Milgram experiment's protocols.

Classical Conditioning

An education method where two stimuli are steadily associated; the reaction initially comes from the second stimulus but is later directly elicited by the first stimulus alone.

Vicarious Punishment

A process by which an individual observes another being punished and thus learns to refrain from the punished behavior.