Capacitors MCQ - Electrician (Set-1) with Answers

Capacitors MCQ - Electrician (Set-1) with Answers

21) If two capacitors of 2 micro F and 3 micro F are connected in series and then this group is connected across a capacitor of 4 micro F, the total capacity will be :

Answer is:

5.2 micro F

22) The total capacitance of a group of capacitors is increased when they are connected in :

Answer is:

parallel

23) Opening the switch of an inductive circuit sets an arc across the switch contacts due to large voltage induced and stored energy in magnetic field. The arc is suppressed in such circuits by connecting :

Answer is:

a capacitor across the switch contacts

24) The capacitance to the capacitor is directly proportional to the :

Answer is:

area of the plate

25) The amount of current at a point in an electric circuit will be equal to _____ if 20 coulombs charge is passed in 2 seconds through that point.

Answer is:

10 ampere

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