Power measurement in a transmission line
In a transmission line, power is measured by means of a voltmeter between the conductors,and an ammeter in series with … Read more
Basic electrical
Primary and secondary cells|Cells and Batteries
Primary and secondary cells primary cells Some … Read more
Cells and batteries|Electrochemical Cells
ONE OF THE MOST COMMON AND MOST VERSATILE SOURCES OF DC IS THE CELL. The term cell means … Read more
Watt-hour meters- principle and operation
The utility company is not too interested in how much power you’re using with one appliance,or even how much power … Read more
Wattmeter -principle and working
The measurement of electrical power requires that voltage and current both be measured simultaneously. Remember that power is the product … Read more
Multimeter- Principle and operation
In the electronics lab, a common piece of test equipment is the multimeter, in which different kinds of meters are … Read more
Ohmmeter- basic principle and working
You know that the current through a circuit depends on the resistance. This principle can be used to manufacture a … Read more
Voltmeter- Principle and operation
Current is a flow of charge carriers. Voltage, or electromotive force (EMF), or potential difference, is the “pressure”that makes a … Read more
Ammeters|Current Measurement
Limitation of Galvnometer in Current Measurement Getting back to electromagnetic deflection, and the workings of the galvanometer, its evident that … Read more
Electrostatic deflection|Electroscope
Force due to Electric field|Electrostatic deflection Electric fields produce forces, just as do magnetic fields. You have probably … Read more
Electrical Measurements|Measuring devices for Electrical quantities
Electrical Measurements Many measuring devices work because electric and magnetic fields produce forces proportional to the intensity of the field. … Read more
Convolution in digital signal processing
Convolution is a formal mathematical operation, just as multiplication, addition, and integration. … Read more
How to open a circuit breaker
open a circuit breaker: Once inside your box you should turn off the breaker being changed,There will be a black … Read more
Types of circuit breaker| Circuit Breaker Types
Circuit Breaker types: According to different criteria, there are different types of circuit breakers. What is a Circuit Breaker? A … Read more
Difference between Fuse and Circuit breaker|Fuse vs Circuit Breaker
Electrical Fuse Circuit Breaker Fuse vs Circuit Breaker