If the speed of a wave on a violin string is 400 m/s,what will be the speed of the wave if the tension in the string is halved?
A)100 m/s
B)200 m/s
C)280 m/s
D)570 m/s

Question

Quizplus · Accepted Answer

The speed of a wave on a string is proportional to the square root of the tension. If the tension is halved, the speed is reduced by a factor of √2, so the new speed is 400/√2 = 400/1.414 ≈ 280 m/s.

If the Speed of a Wave on a Violin String