Related Questions

When the piston is at T.D.C., the volume above the piston in the combustion chamber is the
A Clearance volume
B Cylinder volume
C Exhaust volume
D None of these
The lower cylindrical portion of the piston which improves piston cooling performance is called
A Piston crown
B Connecting rod
C Piston pin boss
D Piston skirt
For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine.
A Equal to
B Twice
C Three times
D Four times
The scavenging efficiency of a four stroke cycle diesel engine is
A Below 50%
B Between 50 and 85%
C Between 85 and 95%
D Between 95 and 100%
Scavenging is usually done to increase
A Thermal efficiency
B Speed
C Power output
D Fuel consumption
In the crankcase method of scavenging, the air pressure is produced by
A Supercharger
B Centrifugal pump
C Natural aspirator
D Movement of engine piston
Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged?
A Yes
B No
C To some extent
D Unpredictable
Scavenging air in diesel engine means
A Air used for combustion sent under pressure
B Forced air for cooling cylinder
C Burnt air containing products of combustion
D Air used for forcing burnt gases out of engine's cylinder during the exhaust period
The term scavenging is generally associated with
A 2-stroke cycle engines
B 4-stroke cycle engines
C Aeroplane engines
D High efficiency engines
What are the three important manipulations done in a for loop on a loop variable?
A Updation, Incrementation, Initialization
B Initialization,Testing, Updation
C Testing, Updation, Testing
D Initialization,Testing, Incrementation

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