M

Mr. Dubey • 52.30K Points
Coach 

Q. Most commercial ultrasonic testing is performed at frequencies between:

(A) 1 MHz and 10 MHz
(B) 1 MHz and 100 MHz
(C) 10 MHz and 50 MHz
(D) 1 MHz and 25 MHz
Correct : Option (D)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. Which of the following converts electrical energy to radiant heat?

Q. When the screw in a mechanical screw jack rotates, the load kept on the top of it moves

Q. As the difference between the wall temperature and bulk temperature increases, the boiling heat transfer co-efficient

Q. After steam bubbles break the water surface, they carry water droplets this is called as ________

Q. For peak lead operation, the spark advance

Q. A flywheel is employed with a dc compound motor to reduce the peak demand, the compound motor should be:

Q. The example of spherical pair is

Q. Thermal conductivity of wood least depends on

Q. Rinkine-Gordon formula for buckling load is adopted for columns having slenderness ratio between

Q. An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called