A String of Mass M Is Under Tension, and the Speed

question 63

Multiple Choice

A string of mass m is under tension, and the speed of a wave in the string is v. What will be the speed of a wave in the string if the mass of the string is increased to 2m but with no change in the length or tension?

• A) v/2
• B) v/ \(\sqrt { 2 }\)
• C) v \(\sqrt { 2 }\)
• D) 2v
• E) 4v

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