UP Board Class 12 Alternating Current — practice questions
4 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice UP Board Class 12 Alternating Current in the app →The peak voltage of Indian household AC at rms $230$ V is approximately:An inductor of $0.1$ H is connected to a $50$ Hz AC source. Its inductive reactance is:In a series LCR circuit, resonance occurs at angular frequency:An ideal transformer with primary $1000$ turns and secondary $50$ turns is fed $230$ V AC. Secondary voltage i