The primary coil of a transformer has N turns and is connected to a 120
PHYSICS
JAMB 2001
The primary coil of a transformer has N turns and is connected to a 120 V a.c. power line. If the secondary coils has 1 000 turns and a terminal voltage of 1 200 volts, what is the value of N?
- A. 120
- B. 100
- C. 1 000
- D. 1 200
Correct Answer: B. 100
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