MCQ
To increase the frequency from $100 Hz$ to $400 Hz$ the tension in the string has to be changed by ..... $times$
- A$4$
- ✓$16$
- C$20$
- DNone of these
✓
Answer
Correct option: B.
$16$
b
(b) $n \propto \sqrt T $
(b) $n \propto \sqrt T $
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