What is ultrasonic sound? science class 7th ssc board plz its urgent
Answers
Answered by
1
Answer:
Ultrasonics, vibrations of frequencies greater than the upper limit of the audible range for humans—that is, greater than about 20 kilohertz. The term sonic is applied to ultrasound waves of very high amplitudes.
Explanation:
have a great day
Answered by
1
Answer:
Sound which is above 20 KHz
Explanation:
We humans only have a hearing range of 20 Hz to 20,000 Hz (20KHz). Sounds which are lower than 20 Hz are called infrasonic or subsonic sound while those above 20 KHz is called ultrasonic sound
Hope it helps
Please mark as brainliest :)
Similar questions