Waves on a String: Waves Travel Along a 100-M Length

question 79

Multiple Choice

Waves on a string: Waves travel along a 100-m length of string which has a mass of 55 g and is held taut with a tension of 75 N. What is the speed of the waves?

• A) 3700 m/s
• B) 370 m/s
• C) 37 m/s
• D) 0.37 m/s
• E) 3.7 m/s

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Definitions:

Energized

To be energized means to supply or be supplied with electric power, causing a device, circuit, or component to become active or operative.

Normally Closed

A term used to describe a state of a switch or relay when its contacts are closed, allowing current to flow, in the absence of an actuating signal.

Master Control

A centralized control mechanism or system that regulates or guides the operations of various components within a larger system or machine.

Normally Closed

A term describing a contact or circuit condition that is closed (allowing current flow) when in its default, unactuated state.