2777Chemical EngineeringMedium
Alum [Al2(SO4)3] is used as a coagulant in water treatment to remove________?
ATurbidity
BAll A, B. and C.
CBacteria
DColour
Correct answer
B. All A, B. and C.
Explanation
The correct answer is All A, B. and C..
Correct answer
B. All A, B. and C.
Explanation
The correct answer is All A, B. and C..
Which of the following comprises of hydrocarbons?
The interchange factor for radiation heat transfer from surface ‘x’ to surface ‘y’ in case of an infinite parallel planes with emissivities εx & εy is given by________?
The chemical potential of a component (μi) of a phase is the amount by which its capacity for doing all work, barring work of expansion is increased per unit amount of substance added for an infinitesimal addition at constant temperature and pressure. It is given by________?
Thorium is mainly used ________?
Post weld heat treatment is done by________?
If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be ________ c.c?