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.Management Sciences
Category: Chemical Engineering Basics
Shampoos are commercially not available in the form of ___________________?
0
A. Powder
B. Gaseous mixture
C. Solution
D. Emulsion
The following type of bonding is strongly directional in solids ?
A. Vander Waal’s
B. Ionic
C. Metallic
D. Covalent
Projection welding & stud welding is categorised as the _______________ welding?
A. Pressure
B. Thermit
C. Resistance
D. Arc
Catalyst used in the catalytic converter employed in automobiles to convert CO into CO2 and for complete oxidation of un-burnt hydrocarbons is___________________?
A. Nickel
B. Cobalt
C. Vanadium
D. Platinum
The swift cup test evaluates the following property of a sheet metal ?
A. Stretchability
B. Drawability
C. Bendability
D. None of these
Hot extrusion of aluminium is done in the temperature range of ________________ °C ?
A. 550-600
B. 450-500
C. 350-400
D. 250-300
Case hardening is not done by________________?
A. Nitriding
B. Hot dipping
C. Electroplating
D. Both ‘B’ & ‘C’
Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner ?
A. Output & fineness
B. Velocity
C. Both A. & B.
D. None of these
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