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Internal Combustion Engines

Internal Combustion Engines
Iso-octane (C₈H₁₈) has octane number of

50
0
120
100

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Internal Combustion Engines
The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is

More or less depending on power rating
Less
More
Same

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Internal Combustion Engines
When crude oil is heated, then which of the following hydrocarbon is given off first?

Kerosene
Paraffin
Gasoline
Natural gas

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Internal Combustion Engines
High speed compression engines operate on

Otto cycle
All of these
Diesel cycle
Dual combustion cycle

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Internal Combustion Engines
The normal heptane (C₇H₁₆) is given a rating of ________ octane number.

50
100
120

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Internal Combustion Engines
The working cycle in case of four stroke engine is completed in following number of revolutions of crankshaft

4
2
1
43832

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