List of top Physics Questions on Alternating Current Circuits asked in NEET (UG)

An ac circuit contains a resistance of 1 k$\Omega$, a capacitor of 0.1 $\mu$F and an inductor of 1 mH connected in series. The resonance frequency of the circuit is approximately: ____.

The peak value of an alternating current is 5 A and frequency is 60 Hz. How long will the current, starting from zero, take to reach the peak value? ____.

An AC power supply of 220 V at 50 Hz, a resistor of 20\( \Omega \), a capacitor of reactance 25\( \Omega \) and an inductor of reactance 45\( \Omega \) are connected in series. The corresponding current in the circuit and the phase angle between the current and the voltage is, respectively :

In the circuit shown below, the inductance \(L\) is connected to an AC source. The current flowing in the circuit is:
\(I = I_0 \sin \omega t\).
The voltage drop (\(V_L\)) across \(L\) is:

In a circuit, L,C and R are connected in series with an alternating voltage source of frequency f. The current leads the voltage by 45°.The value of C is: