NEET Physics Beats Interference and Superposition of waves Online Test Set A

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Question 1

Question

The wavelength of two waves are 50 and 51 cm respectively. If the temperature of the room is 20°C then what will be thenumber of beats produced per second by these waves, when the speed of sound at 0°C is 332 m/s?

Answer

14

24

10

none of these