Physics, asked by lishaandhakad, 9 months ago

physics question for grade 9

Attachments:

Answers

Answered by karambirpal984
3

Answer:

B. 50Hz

I hope it help you...

please mark me as brainliest

Answered by kumarpratyush656
3

Answer:

1》infrasonic

2》Human hearing range

3》ultrasonic

4》ultrasonic

follow me guys so I can help you in your problems

Similar questions