A Pendulum Is Oscillating with a Total Mechanical Energy E₀

question 72

Multiple Choice

A pendulum is oscillating with a total mechanical energy E₀. When the pendulum is at its maximum displacement, the kinetic energy K and the potential energy U are

• A) K = E₀; U = E₀
• B) K = 0; U = E₀
• C) K = E₀; U = E₀
• D) K = E₀; U = 0
• E) K = E₀; U = E₀

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Definitions:

Cognitive Appraisal Theory

A model of emotion stating that a person's cognitive response to a situation determines their emotional experience.

Cognitive Dissonance Theory

A theory proposing that people experience discomfort (dissonance) when their beliefs or behaviors are inconsistent, often leading to a change in one to reduce the dissonance.

Cannon-Bard Theory

A theory of emotion that argues emotions and physiological responses occur simultaneously and independently, rather than one causing the other.

James-Lange Theory

A theory of emotion suggesting that emotions occur as a result of physiological reactions to events, implying that physiological arousal precedes the experience of emotion.