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A string is stretched between fixed points seperated by 75 cm. It is observed to have resonant frequencies of 420 Hz and 315 Hz. There are no other resonant frequencies between these two. Then, the lowest resonant frequency for this string is
Options
(a) 10.5 Hz
(b) 105 Hz
(c) 1.05 Hz
(d) 1050 Hz
Correct Answer:
105 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
- An α-particle moves in a circular path of radius 0.83 cm in the presence of a magnetic
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- Which scientist experimentally proved the existence of electromagnetic waves?
- The breaking stress of a wire depends upon
- A common emitter amplifier is designed with n-p-n transistor (α=0.99).
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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