Static Relays Interview Questions and Answers
Static Relays Interview Questions and Answers: 1. What is static relay ? Ans. A static relay refers to a relay in which there is no armature or other moving element…
Static Relays Interview Questions and Answers: 1. What is static relay ? Ans. A static relay refers to a relay in which there is no armature or other moving element…
Protective Relays Interview Questions and Answers: 1. What is a protective relay ? Ans. Protective relay is an electrical device designed to initiate isolation of a part of an electrical…
High Voltage DC Transmission Interview Questions and Answers: 1. Why is voltage regulation better in case of dc transmission ? Ans. Because of absence of inductance in dc systems. 2.…
DC Distribution Interview Questions and Answers: 1. What is distribution system ? Ans. The part of power system which distributes electric power for local use is known as distribution system.…
Underground Cables Interview Questions and Answers: 1. For what purpose metallic sheath is provided in underground cables ? Ans. The metallic sheath is provided around the insulation to protect it…
Transmission Line Constants Interview Questions and Answers: 1. Distinguish between ac and dc resistances of a conductor. Why the two differ ? Ans. The resistance offered to dc, by a…
Overhead Line Insulators Interview Questions and Answers: 1. What are the important properties that an overhead line insulator must possess ? Ans. The most important properties that an overhead line…
Power Plants Economics Interview Questions and Answers: 1. State factors on which generating cost depends. Ans. The generating cost per unit (kWh) of energy depends upon the cost covering the…