A SOUND WAVE HAS A FREQUENCY OF 2KHz AND WAVELENGTH 35 CM WHAT WILL BE THE SPEED OFTHIS SOUND WAVE
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Given :
frequency = 2 K Hz
= 2,000 Hz
wavelength = 35 cm
= 35 / 100 m
= 7 / 20 m
Speed of the wave = frequency × wavelength
= 2,000 Hz × 7 / 20 m
= 200 × 7 / 2 m/s
= 100 × 7 m/s
= 700 m/s
The speed of the sound wave is 700 m/s
Hope it helps
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