A. 80°C
B. 120°C
C. 180°C
D. 240°C
E. 320°C
Related Mcqs:
- The ignition of charge by some hot surface in the engine cylinder before operation of spark plug is known as________________?
A. auto ignition
B. preignition
C. retarded ignition
D. accelerated ignition
E. detonation - If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the________________?
A. exhaust will be smoky
B. piston rings would stick into piston grooves
C. exhaust temperature will be high
D. engine starts overheating
E. scavenging occurs - The operation of forcing additional air under pressure in the engine cylinder is known as________________?
A. scavenging
B. turbulence
C. supercharging
D. pre-ignition
E. dissociation and carburretion of fuel - The maximum temperature in the I.C. engine cylinder is of the order of ________________?
A. 500- 1000°C
B. 1000- 1500°C
C. 1500-2000°C
D. 2000-2500°C
E. 2500-3000°C - In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of____________________?
A. 250°C
B. 500°C
C. 1000°C
D. 150CPC
E. 2000°C - Which of the following medium is compressed in a Diesel engine cylinder __________________?
A. air aione
B. air and fuel
C. air and lub oil
D. fuel alone
E. air, fuel and lub oil - The accunmulation of carbon in a cylinder results in increase of________________?
A. clearance volume
B. volumetric efficiency
C. ignition time
D. effective compression ratio
E. valve travel time. - Violent sound pulsations within the cylinder of an I.C. engine are caused due to_________________?
A. heavy turbulence
B. improved scavenging
C. heavy supercharging
D. detonation
E. preignition - As the number of cylinders in multi-cylinder engine increases, the power to weight ratio_______________?
A. Decreases
B. Increases
C. Remains same
D. Decreases upto a limit and then increases - Deposition of carbon in petrol engine cylinder would result in increase of__________________?
A. clearance volume
B. swept volume
C. compression ratio
D. volumetric efficiency
E. mean effective pressure
