The induction coil - Jamb Physics Past Questions and Answers

Question 6:

• JAMB 1985

A transformer has a primary coil with 500 turns and a secondary coil with 2500 turns. When the voltage input to the primary coil is 120V, the output is

A. 6000V
B. 600V
C. 240V
D. 60V
E. 24V

Question 7:

• JAMB 1988

The principle of operation of an induction coil is based on

A. Ohm's law
B. Amphere's law
C. Faraday's law
D. Columbs law