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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
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Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the energy of He⁺ electron in first orbit?
- Two coils have the mutual inductance of 0.05 H.
- A 50Hz AC signal is applied in a circuit of inductance of (1/π)H and resistance 2100Ω
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- A nuclear reaction is given as 4 ₁H¹→₂He⁴+₀e¹+energy Mention the type of reaction.
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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