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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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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The kirchoff’s first law (∑i=0) and second law (∑iR=∑E), where the symbols
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
- A slab consists of two parallel layers of two different materials of same thickness
- The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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