Technician A says large amounts of EMI can collapse the field in a coil and cause a plug to fire. Technician B says poor spark plug cable insulation may cause EMI. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Technician B is correct because poor spark plug cable insulation can indeed cause electromagnetic interference (EMI). Technician A is incorrect because EMI does not collapse the field in a coil to cause a plug to fire; rather, it can interfere with electronic systems.

Technician a Says Large Amounts of EMI Can Collapse the Field