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A tuning fork A of frequency 200 Hz is s...

A tuning fork A of frequency 200 Hz is sounded with fork B , the number of beats per second is 5. By putting some wax on A , the number of beats increases to 8. The frequency of fork B is

A

200 Hz

B

195 Hz

C

192 Hz

D

205 Hz

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The correct Answer is:
D
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ERRORLESS -WAVES AND SOUND-Beats
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  13. Maximum number of beats frequency heard by a human being is

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  16. It is possible to hear beats from the two vibrating sources of frequen...

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  19. The wavelength of a particle is 99 cm and that of other is 100 cm. Spe...

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