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
Electrical Measurements and Measuring Instruments
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
Physical significance of power factor
What is power factor? Power factor = cosine of the angle between voltage and current= cosθ . This is the … Read more
Electrical power cable
Electrical power cable: Power cables are mainly used for power transmission & distribution purposes. It is an assembly of one … Read more
Difference between earthing and grounding|
Difference between earthing and grounding: Grounding is the commonly word used for earthing in the North American standards like IEEE, … Read more
How to make earth pit and do earthing in home
How to make earth pit 1. Excavation on earth for a normal earth Pit size is 1.5M X 1.5M X … Read more
7 Steps to Make Electrical Extension Box|How to make an extension wire box
Electrical Extension wire Box: In this post, you will learn to make an extension box, containing 3 switches and three … Read more
Signals and Systems Notes-1
What is Signal? Signal is a time varying physical phenomenon which is intended to convey information. OR Signal is a … Read more
SHORT CIRCUIT CHARACTERISTICS OF AN ALTERNATOR
SHORT CIRCUIT CHARACTERISTICS The three terminals of the armature are short circuited . The machine is driven … Read more
Open Circuit Characteristics (OCC) of an Alternator
Open Circuit Characteristics (OCC) of an Alternator: OCC is the curve that shows the relationship between the generated EMF at no-load … Read more