4118Chemical EngineeringMedium
Pine oil used in froth floatation technique acts as a/an________?
AModifier
BFrother
CActivator
DCollector
Correct answer
B. Frother
Explanation
The correct answer is Frother.
Correct answer
B. Frother
Explanation
The correct answer is Frother.
A hardness depth of about 3 mm can be achieved by induction hardness in ________ seconds?
Wind load consideration in the design of a support can be neglected, when the vessel is________?
Paper like thin plastic articles can be produced by________?
Which of the following is not a unit of mass transfer co-efficient?
The hydraulic diameter of an annulus of inner and outer radii Ri and Ro respectively is________?
Molecular sieves are porous________?