Asked by sagar patil
the tension in the wire is decreased by 19%. The percentage decrease in the frequency will be?
Answers
Answered by
drwls
A vibrating wire can have many different modes. I assume you are talking about the fundamental vibration frequency.
The frequency of any mode is proportional to the square root of tension.
sqrt(0.81) = 0.90
The decrease is therefore exactly 10%
The frequency of any mode is proportional to the square root of tension.
sqrt(0.81) = 0.90
The decrease is therefore exactly 10%
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