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What is the wavelength of the reflected sound when a bat emits ultrasonic sound of frequency 1000 kHz in air and the sound meets a water surface, with the speed of sound in air being 340 m/s and in water being 1486 m/s?

Options

  1. A2.6 10 ⁻³ m
  2. B3.4 10 ⁻⁴ m
  3. C3.4 10 ⁻³ m
  4. D2.4 10 ⁻⁴ m

Correct answer

B. 3.4 10 ⁻⁴ m

Step-by-step solution

Correct Option is : (B) 3.4 10 ⁻⁴ m

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