-- card: 50371 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #163
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on openCard
  global group,rightone
  put 17 into group
  put "D" into rightone
  pass openCard
end openCard



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Question #17

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4BD-3A.4 How can ensuring good electrical contact between connecting metal surfaces in a vehicle reduce spark plug noise?

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It reduces the spark gap distance, causing a lower frequency spark

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It helps radiate the spark plug noise away from the vehicle

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It reduces static buildup on the vehicle body

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It encourages lower frequency electrical resonances in the vehicle

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Correct answer is D