Bus Bar Protection Interview Questions and Answers: 1. Why use of single bus-bar arrangement is restricted to small and medium sized substations and small power stations ? Ans. The glaring…
Protection of AC Generators and Motors Interview Questions and Answers: 1. What are the common types of generator faults ? Ans. The common types of faults occurring in synchronous generators…
Circuit Breaking Interview Questions and Answers: 1. What is a circuit breaker ? Ans. Circuit breaker is a mechanical device designed to close or open contact members, thus closing or…
Fuses Interview Questions and Answers: 1. What is meant by a fuse ? Ans. Fuse is a device used in an electrical circuit for protecting electrical equipment's against overloads and/or…
Network Analysis Interview Questions and Answers: 1. What is an electric network? Ans. An electric network is an interconnection of physical electrical devices such as an energy source (or sources), an…
Electron Tubes Interview Questions and Answers: 1. What is an electron tube? Ans. An electron tube is an electronic device in which conduction of electrons takes place in an evacuated or…
Zener Diode Interview Questions and Answers: 1. What is a zener diode? Ans. Zener diode, also sometimes known as breakdown diode, is like an ordinary P-N junction diode except that it…
Rectifiers Interview Questions and Answers: 1. What is a dc power supply? Ans. The part of the equipment that converts ac into dc is called the dc power supply. 2. What…