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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 a.c. supply gives 30 volt r.m.s which passes through a 10Ω resistance.
- Order of e/m ratio of proton, α-particle and electron is
- Two particles which are initially at rest, move towards each other
- A satellite is launched into a circular orbit of radius R around earth while
- A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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