A Moving Particle Is Subject to Conservative Forces Only

question 58

Multiple Choice

A moving particle is subject to conservative forces only. When its kinetic energy decreases by 10 J, what happens to its mechanical energy?

• A) It increases by 10 J.
• B) It decreases by 10 J.
• C) It increases, but not necessarily by 10 J.
• D) It decreases, but not necessarily by 10 J.
• E) It remains the same.

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Definitions:

Exponent Laws

A set of rules guiding the operations (such as multiplication, division, and raising to powers) on expressions with exponents.

Perform Operation

The execution of a series of actions or tasks according to specified procedures or instructions.

Evaluate

The process of assessing or determining the significance, worth, or condition of something, often by careful appraisal and study.

Six-figure Accuracy

A level of precision in calculations or measurements that includes six digits significant to the result.