Discussion :: Physics
- In a diesel engine the high temperature needed to ignite the fuel is achieved by
|
A.
Using heat from exhaust |
|
B.
The battery |
|
C.
Compressing air in the cylinders |
|
D.
An electrical spark |
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Answer : Option C
Explanation :
The diesel engine gains its energy by burning fuel injected or sprayed into the compressed, hot air charge within the cylinder. The air must be heated to a temperature greater than the temperature at which the injected fuel can ignite.
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