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Two strings of the same material and the...

Two strings of the same material and the same area of cross-section are used in sonometer experiment. One is loaded with 12kg and the other with 3 kg. The fundamental frequency of the first string is equal to the first overtone of the second string. If the length of the second string is 100 cm, then the length of the first string is

A

30 cm

B

200 cm

C

100 cm

D

50 cm

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-WAVES-EXERCISE-II (Strings (Speed of a travelling wave:))
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  8. To increase the frequency by 20 %, the tension in the string vibrating...

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  9. When the tension in a string is increased by 44%. the frequency increa...

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  10. A wire whose linear density is 5 xx 10^(3 )kg//m is stretched between ...

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  11. In order to double the frequency of the fundamental note emitted by a ...

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  12. Two unifrom strectched strings A and B, made of steel, are vibrating u...

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  13. Transverse waves are generated in two steel wires A and B by attaching...

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  14. The third overtone produced by a vibrating string 0.5m long is 1200Hz....

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  15. A wave of frequency 100Hz is sent along a string towards a fixed end. ...

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  16. Two unifrom strectched strings A and B, made of steel, are vibrating u...

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  17. Two strings of the same material and the same area of cross-section ar...

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  18. A uniform rope of length L and mass m(1) hangsvertically from a rigid ...

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  19. A wave in a string has an amplitude of 2 cm. The wave travels in the +...

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  20. A taut string fixed at both ends vibrates in n^(th) overtone. The sepa...

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