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.Management Sciences
Category: CHEMICAL ENGINEERING
Which of the following is not a measure component necessarily to be present in fertilisers ?
A. Nitrogen
B. Potassium
C. Phosphorous
D. Sulphur
Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur ?
A. Thermosphere
B. Troposphere
C. Stratosphere
D. None of these
The unit of specific cake resistance is______________________?
A. gm/cm2
B. cm/gm
C. cm/gm2
D. gm/gm
Cold cracking in the heat affected zone of a high strength steel weld can take place because of the___________________?
A. Retained austenite
B. Martensite formation
C. Relatively high sulphur content in the base metal
D. Sufficient hydrogen present in the welding arc
The main function of a muffle in the muffle furnace is to__________________?
A. Protect the charge from the effects of the products of combustion
B. Smooth out temperature inequalities on the combustion side of the muffle wall
C. Both A. & B.
D. Neither A. nor B.
Ideal refrigeration cycle is____________________?
A. Same as Carnot cycle
B. Same as reverse Carnot cycle
C. Dependent on the refrigerant’s properties
D. The least efficient of all refrigeration processes
Vena-contracta formed during flow of a liquid through an orificemeter has__________________?
A. Minimum liquid cross-section
B. More diameter compared to orifice diameter
C. Minimum velocity of fluid stream
D. None of these
If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the _________________?
A. Maxwell’s equation
B. Clausius-Clapeyron Equation
C. Van Laar equation
D. Nernst Heat Theorem
The wetted wall tower is used to determine_________________________?
A. Individual mass transfer co-efficient (M.T.C.) in gaseous system
B. M.T.C. of individual components in a liquid-liquid system
C. M.T.C. of liquid in liquid-gas system
D. The overall M.T.C. of the system
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