Post Breakdown Phenomena in Gases: This is the Post Breakdown Phenomena in Gases which occurs after the actual breakdown has taken place and is of technical importance. Glow and arc…
Low Power Factor: The Low Power Factor plays an importance role in ac. circuits since power consumed depends upon this factor. It is clear from above that for fixed power…
Power Factor: The electrical energy is almost exclusively generated, transmitted and distributed in the form of alternating current. Therefore, the question of power factor immediately comes into picture. Most of…
Different Types of Electric Heating: Different types of electric heating can be broadly classified as (i) power frequency heating and (ii) high frequency heating. Power frequency heating can be further…
Fluorescent Tube - Definition, Construction, Working, Merits and Demerits: Fluorescent lighting has a great advantage over other light sources in many applications. The tubes can be obtained in a variety…
What is illumination? - Terms used in Illumination Light is the prime factor in the human life as all activities of human beings ultimately depend upon the light. Where there…
Percussion Welding - Definition, Working, Advantages and Applications: It is a recent development in welding. Percussion welding is a resistance welding process where in coalescence is produced simultaneously over the…
Butt Welding - Definition, Types, Advantages, Disadvantages and Applications: Welding of two pieces of metal together with a butt weld can be carried out by different resistance welding processes. The…