Question Detail
Question
Transformer: primary 500 turns, secondary 1000 turns, primary voltage 240V. Secondary voltage?
Correct Answer
Option C is the correct answer.
Detailed Explanation
V_s/V_p = N_s/N_p → V_s/240 = 1000/500 = 2 → V_s = 480 V.
Hint
V_s = V_p × (N_s/N_p).