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MHT CET Physics question

PhysicsWavesMHT CET

A pipe closed at one end has length 85 cm. The number of possible natural oscillations of air column whose frequencies lie below 1.2 kHz are [Take, velocity of sound in air = 340 m/s] [MHT-CET 2019]

Answer: (D)

Solution

Frequencies are Hz, i.e. 100, 300, 500, 700, 900, 1100 Hz

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Question ID VK-070631