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\(\mathrm{A}10\Omega\) resistance is connected across \(220\mathrm{V}-50\mathrm{Hz}\mathrm{AC}\) supply. The time taken …

Q1

\(\mathrm{A}10\Omega\) resistance is connected across \(220\mathrm{V}-50\mathrm{Hz}\mathrm{AC}\) supply. The time taken by the current to change from its maximum value to the rms value is:

a

\(2.5\mathrm{ms}\)

b

\(4.5\mathrm{ms}\)

c

\(3.0\mathrm{ms}\)

d

\(1.5\mathrm{ms}\)

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