7853Chemical EngineeringMedium
Cold worked steel parts are normally subjected to________?
ANormalising
BShot peening
CHardening
DAnnealing
Correct answer
D. Annealing
Explanation
The correct answer is Annealing.
Correct answer
D. Annealing
Explanation
The correct answer is Annealing.
Combustion reaction of fuels is a/an ________ reaction?
At equilibrium the concentration of water in vapour phase (C*) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room of air space 100m3 containing 2.2 kg of water vapour initially, 10 kg of dry silica gel is kept in the room. The fraction of initial water remaining in the air space after a long time (during which the temperature is maintained constant) is________?
Epoxy resin is a polymer containing two or more groups of the bellow fig. is called epoxide group or ethoxyline group. It is a ________?
Equivalent diameter of a particle is the diameter of the sphere having the same ________?
Pick out the wrong statement about coating/electroplating of metals?
Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ________ metres?