## Ultrasonic Distance Sensor – HC-SR04

Ultrasonic Distance Sensor – HC-SR04 is a powerful sensor used for a variety of applications. It can detect objects, measure distances, and even measure temperature. … Read more

## Difference between no load, exciting, and leakage current in transformer

The no-load current of a transformer is the vector sum of the exciting current and core loss current of the transformer. Why Losses in a … Read more

## Effect of Temperature on Resistance

The effect of temperature on the resistance of the conductor is an increase in the resistance value with an increase in temperature. The resistance of … Read more

## How does Resistance Vary with Diameter?

In this posts we shall study how does resistance vary with diameter.The resistance is inversely proportion to the area of the conductor.The area is proportional … Read more

## Use of Shunt in Ammeter- Solved Examples

The main purpose of use of shunt in ammeter is to bypass the current. The ammeter can carry a small amount of current though it. … Read more

## Harmonic Problems and UPS Solution for Computer Installation

Computers installations small or big are susceptible to harmonics in the power lines. The advance designs of computer and peripherals make them virtually failure proof. … Read more

## Why can’t an Induction Motor run at synchronous speed?

The induction motor can’t run at synchronous speed because it is not possible to run the motor without load. Even the motor is at no … Read more

## Accuracy Limit Factor of Current Transformer

What is accuracy limit factor(ALF) of CT? Let us first understand what is the accuracy limit factor of the current transformer. There are three types … Read more

## Difference between Active and Passive Components

In this post, we will discuss the difference between Active and Passive components. We can differentiate active & passive components on the basis of the … Read more

## Difference between Capacitor and Battery

What is Capacitor? A capacitor is a passive two-terminal device that stores electric charge in an electric field. The capacitor has two metallic plates separated … Read more