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ICSE Class 10 Physics Question 11 of 15

Solved 2022 Semester 2 Question Paper ICSE Class 10 Physics — Question 11

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Question 5(ii)

The diagram below shows a vibrating tuning fork E mounted on a sound box X. When the vibrating tuning forks A, B, C and D are placed on the sound box Y one by one, it is observed that a louder sound is produced when the tuning fork B is place on Y.

The diagram shows a vibrating tuning fork E mounted on a sound box X. When the vibrating tuning forks A, B, C and D are placed on the sound box Y one by one, it is observed that a louder sound is produced when the tuning fork B is place on Y. What is the frequency of tuning fork E? Why does B produce a louder sound? ICSE 2022 Physics Solved Question Paper.

(a) What is the frequency of tuning fork E?

(b) Why does B produce a louder sound?

Answer

(a) Frequency of E is 320 Hz.

(b) B produces large sound since the frequency of B matches with the frequency of E and resonance occurs.