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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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A 1 µA beam of protons with a cross-sectional area of 0.5 sq.mm is moving with a velocity
- The angle of incidence at which reflected light is totally polarised for refraction
- A neutron moving with velocity v collides with a stationary particle
- The instantaneous angular position of a point on a rotating wheel is given by
- An observer moving away from a stationary source. The observed frequency is half
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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