M

Mr. Dubey • 100.64K Points
Coach

Q. A smooth flat discontinuity whose major plane is not perpendicular to the direction of sound propagation may be indicated by:

  • (A) An echo amplitude comparable in magnitude to the back surface reflection
  • (B) A complete loss of back surface reflection
  • (C) An echo amplitude larger in magnitude than the back surface reflection
  • (D) All of the above
Share

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Related MCQs

Q. Rotary pumps are driven by

Q. Diesel fuel, compared to petrol is

Q. Make up water is required in a cooling tower to replace the water lost by

Q. In cloth washing machines and refrigerators which motors are preferred?

Q. Superficial steam turbines can be operated at ________

Q. A definite area or space where some thermodynamic process takes place is known as

Q. If the radiation intensity is 5 Gy/h (500 R/h) at a distance of 152.4 cm (5 feet) from a source, how far is it to the point where the radiation intens

Q. Water is fed to the boiler at

Q. A universal joint is an example of

Q. Hall Effect is clearly visible in

Question analytics