Search
.Management Sciences
Category: Chemical Engineering Basics
Powder metallurgy process does not make metal powder by_________________________?
0
A. Atomisation
B. Grinding/milling
C. Hammering
D. Electrolytic deposition
Boiler tube size is specified by its thickness and _____________________ diameter ?
A. Outside
B. Inside
C. Mean
D. None of these
Production of one ton of paper in Indian paper industry consumes about ____________ kWh of electricity ?
A. 300
B. 800
C. 1400
D. 2000
Unbreakable crockeries are made from ______________ polymers?
A. Polystyrene
B. Melamine
C. Polystyrene
D. Polyurethane
High speed steel tools retain their hardness upto a temperature of __________________ °C?
A. 500
B. 750
C. 900
D. 1100
A steam pipe is intended to be insulated with two layers of insulating materials of different thermal conductivities. For minimum heat transfer to take place_________________?
A. The better insulation material should be put just next to pipe (i.e., inside)
B. The better insulating material should be put outside
C. Either of the insulating material could be put on either side
D. Steam temperature is considered before deciding as to which insulating material is to be put
inside (i.e., just next to the pipe)
Nitriding of a steel part does not increase its__________________?
A. Grain size
B. Fatigue limit
C. Surface hardness
D. Wear resistance
Air-petrol ratio in an automotive petrol engine is around ________________?
A. 14 : 1
B. 22 : 1
C. 25 : 1
D. 4 : 1
Recent Comments