Chemical Engineering - Chemical Engineering Basics
Exercise :: Chemical Engineering Basics - Section 6
21.
Gas turbine normally employs a constant __________ cycle.
A.
pressure B.
temperature C.
volume D.
none of these
Answer: Option A
Explanation:
22.
Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio) ?
A.
E = 2G (1 + v )B.
E = G (1 + v )C.
E = G (1 + v )/2D.
E = 2G (1 + 2v )
Answer: Option A
Explanation:
23.
Electrostatic separation of minerals from each other is based on their differences in the following property.
A.
Densities. B.
Magnetic permeabilities. C.
Electrical conductivities. D.
Hardness.
Answer: Option C
Explanation:
24.
Natural water contains approximately __________ percent of heavy water.
Answer: Option A
Explanation:
25.
The minimum temperature to which the water can be cooled in a cooling tower is the __________ temperature of air.
A.
ambient B.
dry bulb C.
dew point D.
wet bulb
Answer: Option C
Explanation: