everyday science MCQ #6186

The number of spark plugs needed in a diesel engine is ____.

everyday science MCQ #6186

  1. Question 1

    Q1. The number of spark plugs needed in a diesel engine is ____.

    • A) 0
    • B) 4
    • C) 3
    • D) 2

    Answer: 0

    Explanation: Diesel engines ignite fuel through compression heat alone rather than a spark; the high compression ratio raises air temperature sufficiently to ignite injected diesel fuel without spark plugs.