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To increase the frequency from 100 Hz to...

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

A

4 times

B

16 times

C

20 times

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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ERRORLESS -WAVES AND SOUND-Vibration of string
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  2. The tension in a piano wire is 10 N. The tension ina piano wire to pro...

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  5. A string of 7 m length has a mass of 0.035 kg. If tension in the strin...

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  7. Transverse waves of same frequency are generated in two steel wires A ...

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  8. A sonometer wire resonates with a given tuning fork forming a standing...

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  9. The tension of a stretched string is increased by 69%. In order to kee...

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  10. The length of a sonometer wire tuned to a frequency of 250 Hz is 0.60 ...

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  11. Length of a string tied to two rigid support is 40cm. Maximum length (...

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  12. A string in a musical instrument is 50 cm long and its fundamental fre...

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  13. Two wires are in unison. If the tension in one of the wires is increas...

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  14. Two uniform strings A and B made of steel are made to vibrate under th...

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  15. If the length of a stretched string is shortened by 40 % and the tensi...

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  16. Two wires are fixed in a sanometer. Their tension are in the ratio 8:1...

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  17. The first overtone of a stretched string of given length is 320 Hz. Th...

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  18. Two instruments having stretched strings are being played in unison . ...

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  19. A tuning fork of frequency 392 Hz , resonates with 50 cm length of a s...

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  20. The sound carried by air from a sitar to a listener is a wave of the f...

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