M

Mr. Dubey • 52.30K Points
Coach 

Q. The average energy of a Cs-137 source is approximately:

(A) 60-80 keV
(B) 660 keV
(C) 400 keV
(D) 1.2 MeV
Correct : Option (B)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. Rankine cycle efficiency of a good steam power plant may be in the range of

Q. Pick out the correct statement.

Q. Moisture content of a substance which exerts as equilibrium vapour pressure less than of the pure liquid at the same temperature is referred to as

Q. Of the following radiographic sources, which emits the most penetrating radiation?

Q. For crank shaft bearings, the ratio of the length of the journal to its diameter is _________.

Q. Which is the unit of Stefan Boltzmann constant

Q. Inspection of castings is often impractical because of:

Q. A jet engine has

Q. An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diamete

Q. A penetrant testing method in which an emulsifier, separate from the penetrant, is used is called: