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Two identical flutes produce fundamental notes of frequency 300 Hz at 27° C. If the temperature of air in one flute is increased to 31° C, the number of beats heard per sec will be
Options
(a) 1
(b) 2
(c) 3
(d) 4
Correct Answer:
2
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
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- A closely wound solenoid of 2000 turns and area of cross-section 1.5 x 10⁻⁴ m² carries
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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