An Object of Mass M Is Attached to String of Length

question 19

Multiple Choice

An object of mass m is attached to string of length L. When it is released from point A, the object oscillates between points A and B. Which statement about the system consisting of the pendulum and the Earth is correct?

• A) The gravitational potential energy of the system is greatest at A and B.
• B) The kinetic energy of mass m is greatest at point O.
• C) The greatest rate of change of momentum occurs at A and B.
• D) All of the above are correct.
• E) Only (a) and (b) above are correct.

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Definitions:

Bottled Water

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An economic principle that states a country should produce and export goods and services for which it is relatively more efficient at producing than other countries.

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