A 40-G String Is 0

question 83

Multiple Choice

A 4.0-g string is 0.36 m long and is under tension.The string vibrates at 500 Hz in its third harmonic.What is the wavelength of the standing wave in the string?

• A)0.24 m
• B)0.36 m
• C)0.54 m
• D)0.72 m
• E)0.90 m

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Definitions:

Input Field Devices

Devices such as sensors, switches, and buttons that provide data or signals to control systems, usually as part of an automated or computerized system.

Grounding Procedures

The methods and practices used to connect electrical systems or equipment to the earth to ensure safety and prevent static or interference.

Low-impedance Ground

A grounding method or system that has a very low electrical resistance path to the earth to ensure safety and reduce the risk of electrical shock or fire.