A String Is Strung Horizontally with a Fixed Tension

question 77

Multiple Choice

A string is strung horizontally with a fixed tension.A wave of frequency 100 Hz is sent along the string,and it has a wave speed of 50.0 m/s.Then a second wave,one of frequency 200 Hz,is sent along the string.What is the wave speed of the second wave?

• A)25.0 m/s
• B)50.0 m/s
• C)70.7 m/s
• D)100 m/s

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Definitions:

Commons Dilemma

A situation in which individuals' short-term selfish interests are at odds with long-term group benefits and the common good.

Accountability

The obligation of an individual or organization to account for its activities, accept responsibility for them, and to disclose the results in a transparent manner.

Self-Awareness

Recognition of one's personal attributes, feelings, drives, and goals.

Norms

Socially accepted rules or standards that guide behavior in various situations.