Current flowing through a circuit is giv

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Target Exam

CUET

Subject

Physics

Chapter

Alternating Current

Question:

Current flowing through a circuit is given as I = 5 Cos $10\pi $t. What is the average value of current ?

Options:

3.18 A

7.86

Correct Answer:

3.18 A

Explanation:

$I_{avg} = \frac{2I_0}{\pi} = 0.636 I_0$

$I_0$= 5 A

$I_{avg}$= 3.18 A