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Internal Combustion Engines

Internal Combustion Engines
The maximum temperature in the I.C. engine cylinder is of the order of

2000-2500°C
1500-2000°C
500-1000°C
1000-1500°C

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Internal Combustion Engines
The following volume of air is required for consuming 1 liter of fuel by a four stroke engine

5 m3
1 m3
56 m3
910 m3

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Internal Combustion Engines
If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the

Scavenging occurs
Exhaust will be smoky
Piston rings would stick into piston grooves
Engine starts overheating

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Internal Combustion Engines
For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of

0.62569444444444
0.75069444444444
0.37569444444444
0.50069444444444

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Internal Combustion Engines
A petrol engine has compression ratio from

10 to 15
25 to 40
15 to 25
6 to 10

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Internal Combustion Engines
In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have

Low density
Long ignition delay
All of these
Low temperature

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MORE MCQ ON Internal Combustion Engines

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