Examples of input devices in computer with images

In the architecture of a computer one can see that the components used in the computer are Input devices, Output devices, a CPU, and Memory units. In other articles, we have discussed Memory units and Output devices for a computer. Here we are going to discuss 10 examples of mostly used input devices in the … Read more

Use of Transistor as a Switch | switching circuit

A switch or key is useful to ON or OFF the circuit connection to activate or deactivate a device. For example, if we want to ON or OFF a fan or a TV or a Tube light we need to press on switches. Sometimes, in physics laboratory we use tapping key to connect the circuit … Read more

10 examples of output device for computer with use

In the architecture of a computer, one can see that a computer consists of Input devices, Output devices, Memory unit and CPU. We already have discussed the Input devices and the Memory units in other articles. In this article, we are going to discuss the 10 examples of output device for computer and their uses. … Read more

Mobility of electron in semiconductor formula | electronics

The term ‘Mobility’ refers to the ability to move. Mobility of electron in semiconductors or the mobility in electronics gives the idea of the movement of the electrons in the semiconductor materials. In this article, we are going to discuss the mobility of electrons and holes in the semiconductor and conductor. Contents in this article: … Read more

Why do we need the doping in semiconductor?

We know that in modern technology the Semiconductor materials have a huge role. Almost all the high-speed electronic devices are made of a semiconductor. But we cannot use a pure semiconductor material to construct those devices. we need to dope the semiconductors before using them. In this article, we are going to discuss exactly why … Read more

How the holes move in semiconductor?

In this article, we are going to discuss on the holes in semiconductor crystals. Our main discussion is on “How the holes move in semiconductor?”. Apart from this, definition and production of a hole are also discussed here. People also ask What is hole in semiconductor? Define hole in semiconductor. How the holes produce in … Read more

Types of Memory unit in Computer Architecture

The internal logic design of a Computer is the Architecture of the Computer. In the architecture of a Computer one can see that the Computer consists of a CPU or Microprocessor, Input devices, Output device and Memory. In this article, we are going to discuss different types of Memory unit in Computer architecture. Contents in … Read more

XOR gate circuit diagram using only NAND or NOR gate

XOR gate or Exclusive OR gate is a widely used logic gate in digital electronics. It is one of the logic gates which is available in IC form. We have discussed the basic logic gates like OR gate, AND gate and NOT gate earlier in another article. In this article, we are going to discuss … Read more

Use and Working Formula of a Transformer

Transformer is an electric device which transfers the alternating electric power from one circuit to another circuit keeping the frequency of signal same. It can change the amplitude of alternating voltage to our desired value at the output. But the power remains same both at primary and secondary coil. In this article, we am going … Read more

Theory and Applications of Darlington Pair Amplifier

Contents in this article: What is Darlington Pair Transistor Amplifier? Theory of Darlington pair amplifier Current gain and Voltage gain of Darlington pair amplifier Practical Darlington pair amplifier circuit Applications of Darlington pair amplifier Drawback of Darlington pair amplifier What is Darlington pair transistor amplifier? Darlington Pair amplifier circuit is a connection of two transistors … Read more