Physics, asked by akkuvava2509, 1 year ago

Ultrasound has frequency of vibration (a) between 20 and 20,000 Hz (b) below 20 Hz (c) above 20,000 Hz (d) between 500 and 10,0 00 Hz NCERT Class VIII Science - Exemplar Problems Chapter 13. Sound

Answers

Answered by Swastikagarwal

3

c is the correct answer.

Answered by Hrishi0509U

0

option C will be the correct answer

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