# Category Physics Class – 12

## Choke coil – principle, working, and construction, class 12

In this article, we will discuss the Choke coil – principle, working, and construction, so let’s get started… What is a Choke coil? A choke coil is simply an inductor with large inductance that is used to reduce the current…

## Sharpness of Resonance: Q-Factor in LCR circuit, class 12

In this article, we will discuss the sharpness of resonance: Q-factor in LCR circuits. So let’s get started… What is resonance? We can understand the sharpness of a resonance better by understanding the term resonance. Resonance describes the phenomenon of…

## Resonance condition in a series LCR circuit

In this article, we will discuss the resonance condition in a series LCR circuit, so let’s get started… What is resonance? A simple explanation Before moving on to the topic of resonance conditions in series LCR circuits. It is necessary…

## AC voltage applied to a series LCR circuit

In this article, we will discuss an AC circuit that contains a resistor, inductor, and capacitor in series, so let’s get started… What is LCR Circuit? An $LCR$ electronic circuit contains an $R$-ohm resistor, a $C$-farad capacitor, and an L-Henry…

## AC circuit containing resistor and capacitor in series

In this article, we will discuss an AC circuit that contains a resistor and capacitor in series, so let’s get started… AC circuit containing $R$ and $C$ in series In the below figure, let’s consider a resistor $R$ and an…

## AC circuit containing resistor and inductor in series

In this article, we will discuss an AC circuit that contains a resistor and inductor in series, so let’s get started… AC circuit containing $L$ and $R$ in series In the below figure, let’s consider a resistor $R$ and an…

## AC circuit containing a capacitor only

In this article, we will discuss, an AC circuit that contains a capacitor only. So let’s get started… AC circuit containing a capacitor only Consider an AC circuit containing a capacitor of capacitance $C$ connected across an alternating voltage source of EMF…

## AC circuit containing an inductor only

In this article, we will discuss, an AC circuit that contains an inductor only. So let’s get started… AC circuit containing an inductor only The below figure shows an inductor of inductance $L$ connected to a source of alternating EMF…

## AC circuit containing resistor only, class 12

In this article, we will discuss, an AC circuit that contains a resistor only. So let’s get started… AC circuit containing resistor only As shown below, suppose only a resistor of resistance $R$ is connected to a source of alternating…

## Representation of AC current and voltage by phasor diagram

Alternating current (AC) is a type of electrical current that periodically reverses its direction, unlike direct current (DC), which only flows in one direction. We’ve read about electrical circuits that contain a resistor connected across an AC power source, an…