Ignition System MCQs
Practice free Ignition System multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 148 questions — no login required.
Question 37hard
Which of the following is used to store the inertia of the current flowing during the contact period?
Question 38hard
If the length of the spark plug threaded section is less, then it is called as
Question 39hard
Which of the following is used as a material for the body shell of the spark plug?
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Question 40hard
If the resistance of the deposits on the spark plug electrodes is sufficiently high, the loss of electrical energy through these deposits may prevent the spark discharge.
Question 41hard
Choose the statement that correctly describes the ignition coil in the direct ignition system.
Question 42hard
What is the correct range of gap size in the millimeter of a spark plug?
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Question 43hard
If the spark energy exceeds 40 mJ and the duration is longer than 0.5 ms, reliable ignition is obtained.
Question 44hard
If the engine is operating with richer mixtures the optimum spark timing must be . . . . . . . .
Question 45hard
Which of the following statement describes the correct procedure to be implemented when the electrode gap of a platinum tipped electrode is out of specification?