The sparking between two electrical contacts can be reduced by inserting a
A. capacitor in parallel with contacts
B. capacitor in series with each contact
C. resistance in line
D. none of the above
Answer: Option A
This Question Belongs to Electrical Engineering >> Electrostatics
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An arc between two electrodes can be initiated by ionization of atmospheric air. If we connect a capacitor across the contacts of the electrodes, there is a chance to make a short circuit by capacitor. Hence, there is no air gap between contacts and thereby sparking can be reduced.