Which of the following reduce(s) the effect of the back e.m.f. generated in the primary coil of an induction coil?

By: |Published on: Sep 1|Categories: Physics WAEC| 0 comments

I.  The capacitor in the circuit

II. The make and break contact in the circuit

III. The ratio of turns in the secondary to that in the primary

A. l only
B. II only
C. I and II only
D. II and III only
E. I, II and III.

Correct Answer:

Option C – I and II only

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