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STANDARDPhysics-Waves

STANDARD Physics Sound Waves and Beats MCQ Question

Type: MCQ-conceptual-Medium-Class 11

A tuning fork A of frequency 512 Hz produces 5 beats per second when sounded with another tuning fork B of unknown frequency. If B is loaded with wax the number of beats is again 5 per second. The frequency of the tuning fork B before it was loaded is

A

25 m s–1

B

50 m s–1

C

75 m s–1

D

100 m s–1

Correct Answer

Option C

Detailed explanation coming soon.

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