Wave Mechanics Vibration Of String Question 20

Question: To increase the frequency from 100 Hz to 400 Hz the tension in the string has to be changed by

[RPET 2001]

Options:

A) 4 times

B) 16 times

C) 20 times

D) None of these

Show Answer

Answer:

Correct Answer: B

Solution:

$ n\propto \sqrt{T} $