351. The mean effective pressure obtained from engine indicator indicates the
A.Maximum Pressure Developed
B.Minimum Pressure
C.Average Pressure
D.Exhaust Pressure
352. For the same power developed in I.C. engines, the cheaper system is
A.Naturally Aspirated
B.Supercharged
C.Centrifugal Pump
D.Turbo Charger
353. Installation of supercharger on a four-cycle diesel engine can result in the following percentage increase in power
A.Upto 25%
B.Upto 35%
C.Upto 100%
D.Upto 75%
354. Scavenging is usually done to increase
A.Thermal Efficiency
B.Speed
C.Power Output
D.Fuel Consumption
355. Which of the following is the lightest and most volatile liquid fuel
A.Diesel
B.Kerosene
C.Fuel Oil
D.Gasoline
356. The theoretically correct air fuel ratio for petrol engine is of the order of
A.6 : 1
B.9 : 1
C.12 : 1
D.15 : 1
357. Air fuel ratio for idling speed of a petrol engine is approximately
A.1 : 1
B.5 : 1
C.10:01
D.15 : 1
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