Question:

The instantaneous current from an a.c. source is i = 6\sin314t. What is the rms value of the current?

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RMS value of current is peak value divided by √(2).
Updated On: Mar 17, 2026
  • 3√(2) amp
  • 2√(2) amp
  • √(2) amp
  • 2 amp
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The Correct Option is B

Solution and Explanation


Step 1:
Peak current, I₀ = 6 A
Step 2:
RMS current, Iₑₓtᵣmₛ = I₀√(2) = 6√(2) = 2√(2) A
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