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NEET
Exam
NEET
Subject
Physics
Chapter
Waves and Sound

NEET · Physics · Waves and Sound

What is the wavelength of the reflected sound when a bat emits...

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. A2.6×10−32.6\times {{10}^{-3}}m
  2. B3.4×10−43.4\times {{10}^{-4}}m
  3. C3.4×10−33.4\times {{10}^{-3}}m
  4. D2.4×10−42.4\times {{10}^{-4}}m

Correct answer

B. 3.4×10−43.4\times {{10}^{-4}}m

Step-by-step solution

Correct Option is : (B)
3.4×10−43.4\times {{10}^{-4}}m
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