In a steam turbine when steam expands, the entropy
A.Increases linearly
B.Decreases linearly
C.Increases exponentially
D.Decreases exponentially
E.Does not change
Category: Engineeeing Mcqs
A hot wire anemometer is used for the measurement of
A.Pressure of gases
B.Velocity of gases
C.Viscosity of gases
D.Viscosity of liquids
E.Density of liquids
The economy of Soviet Union is
A.Capitalist economy
B.Command economy
C.Cooperative economy
D.Market economy
E.Competitive economy
Amount of moisture in air is determined by
A.refractometer
B.polarimeter
C.hygrometer
D.polarograph
Which metal is most important in atomic research?
A.Cd
B.U
C.Pb
D.Fe
The maximum number of generators in a power plant must be
A.One
B.Two
C.Three
D.Odd
E.Even
Nitrogen gas is used
A.as protective atmosphere to prevent oxidation in metal working and food preservation
B.for welding
C.for cutting of metals
D.as refrigerant
Sulfolane is
A.Ethyl mercaptan
B.thiophene
C.tetrahydrothiophene dioxide
D.methyl mercaptan
The wavelength of green colour is nearly
A.1000 A
B.2500 A
C.4000 A
D.5500 A
E.7500 A
The minimum number of degrees of freedom for any system is
A.0
B.1
C.2
D.3
