Correct answer
A. Spalling resistance
Explanation
The correct answer is Spalling resistance.
Presence of phosphorous in metallurgical coal________?
The most conducive surface for dropwise condensation to occur is the ________ surface?
If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is________?
The best guide to judge the general quality of water is the measurement of its________?
Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of________?
Specific speed for a centrifugal pump is________?