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A tuning fork gives 4 beats with 50 cm length of a sonometer. If the length of the wire is shortened by 1 cm, the number of beats is still the same. The frequency of the fork is
Options
(a) 396 Hz
(b) 400 Hz
(c) 404 Hz
(d) 384 Hz
Correct Answer:
396 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
- Unit of reduction factor is
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
- In an NPN transistor the collector current is 24 mA. If 80% of the electrons
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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