Post Utme Futo 2018 Physics Question 13

Practice objective / multiple choice question 13 from the 2018 Post Utme Futo Physics examination.

Post Utme Futo 2018 Physics Objective / Multiple Choice
Question 13 POST_UTME_FUTO • 2018 • PHYSICS • objective
Post Utme Futo 2018 Physics Question 13 diagram

A circuit consists of a resistor of resis\tance $R$ and an inductor of induc\tance $L$ connected in series. If the circuit is subjected to a \sinusoidal voltage source of amplitude $V_0$ and frequency $f$, what is the magnitude of the current in the circuit?

Answer Options

Correct Answer A. \frac{V_0}{\sqrt{R^2 + \( 2\pi f L \)^2}}
B. \frac{V_0}{R}
C. \frac{V_0}{2\pi f L}
D. \frac{V_0}{4\pi^2 f^2 L^2}
Correct Answer
A
Correct Option:
\frac{V_0}{\sqrt{R^2 + \( 2\pi f L \)^2}}

About This Question

This is Post Utme Futo 2018 Physics Question 13. It is one of the objective questions from the 2018 Post Utme Futo Physics examination.

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