MHT CET Physics question
The waves used in sonography are: [RPMT 1996]
Answer: (D)
Solution
Sonography uses ultrasonic (high-frequency) sound, not audible sound, microwaves or infrared. Hence the correct option is (d).
The waves used in sonography are: [RPMT 1996]
Sonography uses ultrasonic (high-frequency) sound, not audible sound, microwaves or infrared. Hence the correct option is (d).