Related Questions

The process of supplying the intake air to the engine cylinder at a pressure greater than the pressure of the surrounding atmosphere is known as
A Supercharging
B Auto ignition
C Scavenging
D Detonation
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.
A Equal to
B Less than
C More than
D None of these
In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency.
A Not effected
B Decrease
C Increase
D None of these
The reason for supercharging in any engine is to
A Increase efficiency
B Increase power
C Reduce weight and bulk for a given output
D Effect fuel economy
The object of supercharging the engine is
A To reduce mass of the engine per brake power
B To reduce space occupied by the engine
C To increase the power output of an engine when greater power is required
D All of the above
The height of a cylinder is four times the radius of the cylinder. If the volume of the cylinder is 256 cm², what is the radius of the cylinder.
A 4 cm
B 8 cm
C 16 cm
D 24 cm
The process of removing the burnt gases from the engine cylinder by the fresh charge coming into the engine cylinder from the crankcase, is known as
A Cleaning
B Priming
C Scavenging
D Detonation
When the temperature of the surrounding is higher than the temperature of the body, then the heat loss by convection from the body to the surrounding will be
A Positive
B Negative
C Zero
D None of these
Supercharging is the process of
A Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere
B Providing forced cooling air
C Injecting excess fuel for raising more loads
D Supplying compressed air to remove combustion products fully
If the intake air temperature of I.C. engine increases, its efficiency will
A Increase
B Decrease
C Remain same
D None of these

Next steps