RBSE SS Voc Automotive Practice Questions - Rajasthan RBSE Senior Secondary (Class 12) Vocational Automotive - Code 101 Exam

In a four-stroke diesel engine, combustion is initiated primarily by:

Compression of air to a high temperature that ignites injected fuel A spark plug firing at the end of the compression stroke An external glow coil that remains on during every power stroke A carburetor that premixes fuel and air before compression

Correct Answer:

Compression of air to a high temperature that ignites injected fuel

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