5394Chemical EngineeringMedium
Nitriding of steel is a process for________?
ANormalising
BAnnealing
CSpheroidising
DCase hardening
Correct answer
D. Case hardening
Explanation
The correct answer is Case hardening.
Correct answer
D. Case hardening
Explanation
The correct answer is Case hardening.
Which of the following is not a by-product fuel?
Thermal pollution due to excessive heat & temperature in the working place causes________?
In gas-liquid contact operation, the number of ideal stages, N = (xa – xb)/(xb – x*b). This is true when the stripping factor ‘S’ is ________?
Which of the following is an unsaturated fatty acid?
Calgon used in water treatment is chemically ________?
In order to be called steel, an alloy should have iron percentage greater than________?