Post Utme Delsu 2025 Physics Question 21
Practice objective / multiple choice question 21 from the 2025 Post Utme Delsu Physics examination.
A 2.5 mH inductor is connected in series with a 10 Ω resistor and a 20 V AC source. If the frequency of the source is 50 Hz, calculate the impedance of the circuit u\sing the formula \( Z = \sqrt{R^2 + X_L^2} \), where \( X_L = 2pi f L \).
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This is Post Utme Delsu 2025 Physics Question 21. It is one of the objective questions from the 2025 Post Utme Delsu Physics examination.
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