Alternating Current · Physics · VITEEE

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MCQ (Single Correct Answer)

VITEEE 2021
The alternating current in a circuit is given by $$I=50 \sin 314 t$$. The peak value and frequency of the current are
VITEEE 2021
A $$50 \mathrm{~Hz}$$ $$\mathrm{AC}$$ signal is applied in a circuit of inductance of $$(1 / \pi) \mathrm{H}$$ and resistance $$2100 \Omega$$. The imp...
VITEEE 2021
If the alternating current $$I=I_1 \cos \omega t+ I_2 \sin \omega t$$ then the rms current is given by
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