JEE Main · PhysicsHard
In an AC circuit, the instantaneous current is given by $i = 4 \sin(100 \pi t + \pi/3)$ amperes. What is the RMS value of the current?
- A.$4\text{A}$
- B.$2\text{A}$
- C.$2\sqrt{2}\text{A}$
- D.$4/\sqrt{2}\text{A}$
Show correct answer & step-by-step solution
Correct answer: C — $2\sqrt{2}\text{A}$
Solution
The peak current is . The RMS current is .
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