Question

Ultrasound can be used for which of the following purposes?

• A. True
• B. False
• C. MRI Scan
• D. Loudspeakers

Answer 1

Answer: (A), (B)

The correct options are
A

True

B

False

A sound which has a frequency of 20,000 Hz or more is called Ultrasound. Ultrasound has various application in different fields. Some of them are:

i. Echocardiography
ii. Ultrasonography
iii. SONAR