Engineering Physics Interview Questions and Answers: 1. Define stress on a body. Ans. The internal force developed per unit area in the body during the application of external force or…
Environmental Engineering Interview Questions and Answers: 1. Define Environment. Ans. The physical, chemical and biological presence of living and non-living things outside an individual species is called as its environment.…
Oxide Film Lightning Arrester: Oxide film lightning arrester operates on the fact that certain dry chemicals have the property to change rapidly from a good conductor to almost perfect insulator…
Thyrite Lightning Arrester Diagram: Thyrite lightning arrester is most common and is mostly used for the protection against high dangerous voltages. It operates on the fact that thyrite, a dense…
Sphere Gap Arrester Diagram: In such a sphere gap arrester device the air gap is provided by two similar spheres—one connected to the line and another grounded. The spacing between…
Polyphase Circuits Articles: Polyphase System: In an ac system it is possible to connect two or more number of individual circuits to a common polyphase source. Though it is possible…
Coupled Circuit Articles: Coupled Circuits Definition: Two circuits are said to be ‘coupled’ when energy transfer takes place from one circuit to the other when one of the circuits is…
Power from Renewable Energy Articles: Hydel Power Plant – Definition, Working Principle and Advantages: Power of water – Hydel Power Plant is a clean and cheap source of energy. The…
