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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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Topics: Waves
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Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Velocities of sound measured in hydrogen and oxygen gas at a given temperature
- The minimum wavelength of X-rays emitted by X-ray tube is 0.4125Å
- A steady current of 1.5 amp flows through a copper voltmeter for 10 minutes
- Two charged spheres seperated at a distance d exert a force F on each other.
- If t₁ ̷ ₂ is the half-life of a substance, then t₃ ̷ ₄ is the time in which
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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