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A tuning fork of frequency x produces 4 beats with a source of 256 Hz and 8 beats with another source of 268 Hz. Then x equals to
Options
(a) 256 Hz
(b) 260 Hz
(c) 264 Hz
(d) 268 Hz
Correct Answer:
260 Hz
Explanation:
Frequency of tuning fork be x.
.·. x = 256 ± 4 = 260 or 252 Hz.
x = 268 ± 8 = 276 Hz or 260 Hz
.·. x =260 Hz.
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(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Function of a rectifier is
- A bullet emerges from a barrel of length 1.2 m with a speed of 640 ms⁻¹.
- An electric dipole of length 1 cm is placed with the axis making an angle of 30⁰
- What are the unit of K = 1 / (4 π ?￢ﾂﾒ)
- At place on earth, the vertical component of earth’s magnetic field is √3 times
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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