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The tension in a piano wire is 10 N. What should be the tension in the wire to produce a note of double the frequency?
Options
(a) 5 N
(b) 20 N
(c) 40 N
(d) 80 N
Correct Answer:
40 N
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
- A high altitude, a body explodes at rest into two equal fragments with one fragment
- A particle has initial velocity (3i + 4j) and acceleration (0.1 i+0.3j). It’s speed after 10s
- A body of mass 10 kg is moving on an inclined plane of inclination 30°with an acceleration
- Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8
- The rms current in an AC circuit is 2 A. If the wattless current be √3 A,
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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