A Particle Is Acted Upon by Only Two Forces, One

question 61

Multiple Choice

A particle is acted upon by only two forces, one conservative and one nonconservative and neither being a force of friction, as it moves from point A to point B. The kinetic energies of the particle at points A and B are equal if

• A) the sum of the works of the two forces is zero.
• B) the work of the conservative force is equal to the work of the nonconservative force.
• C) the work of the conservative force is zero.
• D) the work of the nonconservative force is zero.
• E) None of the above.

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Definitions:

Cerebrovascular Accident

A medical term for a stroke, a condition where the blood supply to a part of the brain is interrupted or reduced, causing brain cells to die.

Abbreviation

A condensed version of a word or phrase designed to make communication easier.

Herniated Disk Syndrome

A condition where the cushion-like pads between the vertebrae move out of position and press on adjacent nerves, causing pain.

Abbreviation

A brief version of a word or phrase designed for simplicity.