Question
Asked Jan 25, 2020
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A bat emits ultrasonic sound of frequency 1000 kHz in air. If the sound meets a water surface, what is the wavelength of (a) the reflected sound, (b) the transmitted sound?Speed of sound in air is 340 m s-1 and in water 1486 m s-1

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Expert Answer

Step 1

Given:

a)

Frequecy of the ulyrasonic sound (f)=1000Hz=106Hz

Speed of sound in the air (Va)340m/s

 

Step 2

Calculation:

Physics homework question answer, step 2, image 1

Physics homework question answer, step 2, image 2
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Step 3

b)

Given :

f=1000Hz=106Hz

Speed of sound in wate...

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