Category: Heat Engines Mcqs

A.More efficient
B.Less efficient
C.Equally efficient
D.Depend on other factors
E.None of the above

A.Reduces the exhaust temperature
B.Improves thermal efficiency
C.Increases power output
D.Restricts damage to turbine blades
E.None of the above

A.Where a difference is observed in any macroscopic property of the system between different times or state
B.Where a difference is observed in any microscopic property of the system between different times or state
C.Which occurs in the direction of an intensive property or driving force contained within the system
D.Which require an agency outside the system to force the process
E.None of the above

A.700?C
B.1000?C
C.1500?C
D.2000?C
E.2500?C

A.Bigger
B.Small
C.Same size
D.Different shape
E.There is no correlation

A.17.75%
B.37%
C.38.50%
D.40%
E.45%

A.Large volumes of air at low pressures
B.Large volumes of air at high pressures
C.Small volumes of air at high pressures
D.Small volumes of air at low pressures
E.None of the above

A.3 ata
B.4 ata
C.5 ata
D.5.5 ata
E.7.5 ata

A.Unit speed
B.Fuel consumption
C.Specific speed
D.Mean effective pressure
E.Exhaust temperature

A.Fuel stored to meet day’s requirement for the boiler
B.Fuel stored for supply at any time during emergency
C.Fuel stored at the plant
D.Fuel stored near the burners
E.None of the above