Category: Heat Engines Mcqs

A.Combining tube clogged
B.Insufficient steam pressure
C.Sry steam
D.Leake in water pipe
E.Any of the above

A.Spreader stokers
B.Underfeed stokers
C.Travelling grate stroker
D.Pulverized fuel burners
E.Chain grate stokers

A.It reduces weight of water to be handled
B.It reduced priming difficulties in feed pumps
C.It reduces corrosion caused by oxygen present in air
D.It reduces amount of heat required to convert water into steam
E.None of the above

A.Oil is splashed
B.Oil is splashed and pumped to various points
C.Oil is pumped to various points
D.All of the above
E.None of the above

A.Increasing the length of the carbon chain increases the knocking tendency
B.Centralising the carbon atoms decreases the knocking tendency
C.Adding methyl groups to the side of the carbon chain increases the knocking tendency
D.Unsaturated aliphatic hydrocarbons show less knocking tendency
E.Accetylene has least tendency to knocking

A.100 hours
B.200 hours
C.400 hours
D.500 hours
E.1000 hours

A.Upstream during peak load periods
B.Upstream during off peak periods
C.Upstream during off season
D.None of the above

A.No change
B.Doubled
C.Four times
D.Eight times
E.Sixteen times

A.Distribution of fuel
B.Mixing of fuel with air
C.Reduction of after burning
D.Reducing noise

A.Partially discharged battery
B.Heavy engine oil
C.Faulty starting motor
D.Under capacity battery
E.High air temperature