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A tuning fork A produces 4 beats per second with another tuning fork B of frequency 320 Hz. On filing one of the prongs of A, 4 beats per second are again heard when sounded with the same fork B. Then the frequency of the fork A before filing is
Options
(a) 328 Hz
(b) 316 Hz
(c) 324 Hz
(d) 320 Hz
Correct Answer:
316 Hz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A beam of light of wavelength 590 nm is focussed by a converging lens of diameter
- Two vessels separately contain two ideal gases A and B at the same temperature,
- A beam of light of λ=600 nm from a distant source falls on a single slit 1 mm wide
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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