## Common Drain JFET Amplifier

Fig. 25 shows the circuit diagram of common drain jfet amplifier or source follower. The output is taken between the source and the ground. Expression for common drain jfet amplifier …

## Common Source Amplifier

Fig. 23 shows the circuit of a common source n-channel JFET amplifier. When the positive half cycle of applied input signal voltage vgs is superimposed on VGG, then the gate …

## Difference between Step-up and Step-down Transformer

Transformer Definition For many purposes, it is necessary to change (or transform) an alternating voltage from one to another of greater or smaller value. This is done with a device …

## State and prove green’s theorem

Statement of Green’s theorem Green’s theorem is the extension of Stoke’s theorem and the divergence theorem. According to this theorem, if ϕ and ψ be the scalar functions, then Proof …

## Prove Divergence and Curl of magnetic field

Divergence and Curl of magnetic field Divergence of Magnetic Field We know, the magnetic field produced by a current element Id L vector at a point P (x,y,z) whose distance …

## What is the main application of ampere’s circuital law?

Ampere’s circuital law has many applications in calculating magnetic field at any point due to current-carrying wire, current-carrying solenoid, and toroid. Application of ampere’s circuital law Magnetic field due to …

## Stokes Theorem

Stokes Theorem Statement According to this theorem, the line integral of a vector field A vector around any closed curve is equal to the surface integral of the curl of …

## What is a cyclotron? Construction and working of a cyclotron.

In cyclic accelerators, particles move in a circle until they acquire sufficient high energy. Examples of such accelerators are cyclotron, betatron, synchro-cyclotron, synchrotron, proton synchrotron.  Construction and Working of a …

## Difference between the n-type and p-type Semiconductor

These are the basic, difference between the n-type and p-type semiconductor Sr. No. P-type Semiconductor N-type Semiconductor 1. A p-type semiconductor is formed by adding a III group element as …

## Difference between rheostat and potentiometer.

9 basic difference between rheostat and potentiometer Sr. No. Potentiometer Rheostat 1. A potentiometer is an instrument or component in electronics that is used to compare or measure the potential …