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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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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The angular velocity of second’s hand of a watch is
- During an adiabatic process, the cube of the pressure is found to be inversely
- A nuclear reaction is given as 4 ₁H¹→₂He⁴+₀e¹+energy Mention the type of reaction.
- A wire of resistance 4 ohm is stretched to twice its original length.
- Light of frequency 8×10¹⁵ Hz is incident on a substance of photoelectric work
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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