What is the range of frequency of the waves produced by the Ultrasonic transducer?
A. 20 Kilohertz to several Gigahertz
B. 1 Kilohertz to several Gigahertz
C. 40 Kilohertz to several Megahertz
D. less than 20 Kilohertz
Answer:A
What is the range of frequency of the waves produced by the Ultrasonic transducer?
A. 20 Kilohertz to several Gigahertz B. 1 Kilohertz to several Gigahertz C. 40 Kilohertz to several Megahertz D. less than 20 Kilohertz