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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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Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Reactance of a capacitor of capacitance C µF for A.C freqency (400 / π) Hz is 25 ohm
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- The maximum kinetic energy of emitted electrons in a photoelectric effect
- Radioactivity of a sample at T₁ time is R₁ and at time T₂ is R₂. If half-life
- A certain current on passing through a galvanometer produces a deflection
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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