A 200-Kg Mass Oscillates on the End of a Spring with with Spring

question 47

Multiple Choice

A 2.00-kg mass oscillates on the end of a spring with spring constant 12.0 N/m. Its amplitude of oscillation decreases from 10.0 cm to 1.0 cm in 2.00 s. What is the angular frequency at which this oscillator will have its peak amplitude?

• A)7.28 s^-1
• B)0.622 s^-1
• C)2.45 s^-1
• D)2.16 s^-1
• E)0.311 s^-1

Understand the implications of intellectual disabilities and their common causes.

Recognize the historical and contemporary approaches to measuring intelligence, including debates around validity and methodological issues.

Grasp the impact of societal trends and changes on intelligence test performance over time (e.g., the Flynn effect).

Understand the criteria for and implications of content validity in tests.

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Definitions:

Approach-avoidance

A psychological conflict that occurs when a person is simultaneously drawn to and repelled by the same goal or object.

Avoidance-avoidance

A psychological conflict that occurs when a person must choose between two negative stimuli.

Approach-approach

A type of conflict situation where an individual must choose between two attractive goals, leading to a decision-making dilemma.

Multiple approach-avoidance

A conflict occurring when a person is faced with a decision that has both attractive and unappealing aspects.