Q.

Typical frequencies which might be used to perform ultrasonic testing of concrete are:

A. 25 to 100 kHz
B. 200 kHz to 5 MHz
C. 1 MHz to 5 MHz
D. 2.25 MHz to 10 MHz
Answer» A. 25 to 100 kHz
1.4k
0
Do you find this helpful?
12

Discussion

No comments yet