Physics Chapter PYQs

Alternating Current PYQs

All NEET previous year questions from Alternating Current — with explanations.

5Total PYQs

5Years

1Easy

4Medium

0Hard

Year:

Difficulty:5 questions

12026

An AC circuit contains a resistance of 1 kΩ, a capacitor of 0.1 μF and an inductor of 1 mH connected in series. The resonance frequency of the circuit is approximately:

Easy NEET 2026Class 12LCR Circuit and Resonance Frequency

22015

A series R-C circuit is connected to an alternating voltage source. Consider two situations: (a) When the capacitor is air filled. (b) When the capacitor is mica filled. Current through the resistor is $i$ and voltage across the capacitor is $V$ . Then:

Medium NEET 2015Class 12Series RC Circuit

32013

A coil of self-inductance $L$ is connected in series with a bulb $B$ and an AC source. Brightness of the bulb decreases when

Medium NEET 2013Class 12Inductive Reactance

42011

The r.m.s. value of potential difference V shown in the figure is:

Medium NEET 2011Class 12RMS Value of AC

52005

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 $45^\circ$ . The value of $C$ is:

Medium NEET 2005Class 12Series LCR Circuit

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