Question

Q27. Typical frequencies which might be used to perform ultrasonic testing of concrete ate
Remaining
0 (A) 200 kHz to 5 MHz
O (B) 1 MHz to 5 MHz
O (C) 2.25 MHz to 10 MHz
O (D) 25 to 100 kHz​

Answer 1

Answer:

Ultrasonic Testing (UT) uses high frequency sound waves (typically in the range between 0.5 and 15 MHz) to conduct examinations and make measurements.

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