In an ideal step-up transformer with $N_s > N_p$:

1. A voltage increases, current increases
2. B voltage increases, current decreases Correct answer
3. C voltage decreases, current decreases
4. D voltage decreases, current increases

Solution

$V_s/V_p = N_s/N_p$; power conserved ⇒ $I_s < I_p$.

About this question

Subject: Physics · Chapter: Alternating Current · Topic: Transformers

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