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Internal Combustion Engines

Internal Combustion Engines
In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of

500°C
2000°C
250°C
1000°C

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Internal Combustion Engines
A diesel engine has compression ratio from

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

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Internal Combustion Engines
The Cipoletti weir is a __________ weir.

Rectangular
Trapezoidal
Triangular
Circular

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Internal Combustion Engines
The inlet valve of a four stroke cycle internal combustion engine remains open for

230°
270°
180°
130°

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Internal Combustion Engines
Air fuel ratio at which a petrol engine cannot work is

20 : 1 and less
0.62569444444444
0.41736111111111
0.33402777777778

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Internal Combustion Engines
A mixture containing 65% of iso-octane and 35% of normal heptane will have

Cetane number 65
Octane number 65
Octane number 35
Cetane number 35

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MORE MCQ ON Internal Combustion Engines

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