A Simple Pendulum and a Mass Oscillating on an Ideal

question 25

Multiple Choice

A simple pendulum and a mass oscillating on an ideal spring both have period T in an elevator at rest.If the elevator now accelerates downward uniformly at 2 m/s²,what is true about the periods of these two systems?

• A)Both periods would remain the same.
• B)Both periods would increase.
• C)Both periods would decrease.
• D)The period of the pendulum would increase but the period of the spring would stay the same.
• E)The period of the pendulum would decrease but the period of the spring would stay the same.

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Definitions:

Festinger and Carlsmith

Researchers known for their study on cognitive dissonance, demonstrating how experiencing inconsistency among beliefs or behaviors leads to discomfort, which individuals are motivated to reduce.

Cognitive Dissonance Theory

A psychological theory suggesting that individuals experience discomfort when holding two or more conflicting cognitions (beliefs, attitudes) and are motivated to reduce this discomfort.

Festinger

Refers to Leon Festinger, a psychologist best known for his cognitive dissonance theory, which explores the discomfort felt by individuals when their beliefs or behaviors are inconsistent.

Cognitive Consistency

A psychological theory suggesting that individuals are motivated to maintain consistency among their cognitions, leading to changes in attitudes, beliefs, or behaviors when inconsistencies occur.