Bipolar Junction Transistor (BJT) and Insulated Gate Bipolar Transistor (IGBT) are two types of transistors that are used in electronic circuits to control the currents. Read through this article to get an overview of how BJTs and IGBTs function and the major differences between them.What is BJT?BJT stands for Bipolar ... Read More

Power transformers and Distribution transformers are extensively used in power systems for stepping up and down the voltage level for various applications such as transmission and distribution. Read through this article to find out the major differences between power transformers and distribution transformers and how they function.What is a Transformer?A ... Read More

Both conductors and insulators are extensively used in various fields of electrical and electronics engineering. In this article, we will compare and contrast the various features of conductors and insulators and how they function.What is a Conductor?The material which allows the electric current to pass through it is known as ... Read More

LED lamps consume less energy as compared to Halogen lamps. LED lamps are cost efficient too. Read through this article to find out the major differnces between LEDs and Halogen lamps and how they function.What is LED Lamp?An electric lamp which produces light by using light emitting diodes or LEDs ... Read More

Both analog and digital circuits are extensively used in various fields of electrical and electronics engineering for signal processing. Go through this article to find out how analog and digital circuits function and how they differ from each other.What is an Analog Circuit?An analog circuit is a type electronic circuit ... Read More

Series and Parallel electric circuits are heavily used in various applications such as resistive series circuits, voltage divider circuits, home appliances, etc. It is important to have a good knowledge of how these circuits work. Go through this article to get an overview of how Series and Parallel circuits operate ... Read More

Both thyristors and transistors are semiconductor devices widely used in various applications. Read through this article to find out how a thyristor differs from a transistor.What is a Thyristor?A thyristor is a four-layer three-terminal semiconductor device. A thyristor consists of three PN-junctions. The three terminals of the thyristor are: anode ... Read More

The method in which no energy is drawn from the supply system during braking period and some energy is fed back to the supply system is known as regenerative braking.Calculation of Energy Returned During RegenerationWhen the train is accelerated up to a certain speed, then it acquires energy, (known as ... Read More

Energy output is the energy required for the propulsion of a train, it is mainly for accelerating the train from the rest to maximum velocity (Vm) and the energy required to overcome the gradient and track resistance to motion.The specific energy output is defined as −$$\mathrm{Specific\: Energy\: Output\mathrm{\: =\: }\frac{Energy\: ... Read More

In this article, we will see what a synchronous motor is and how it differs from an asynchronous motor. We will compare and contrast the various features of synchronous and asynchronous motors.What is an Electric Motor?The electrical machines that convert electrical energy into mechanical energy are known as electric motors. ... Read More