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…
Transformer Protection Interview Questions and Answers: 1. What are the faults that are likely to occur in a power transformer ? Ans. The faults likely to occur in a power…
Symmetrical Components Interview Questions and Answers: 1. What do you mean by Fortescue theorem. Ans. According to Fortescue theorem, any unbalanced three-phase system of currents, voltages or other sinusoidal quantities…
High Voltage AC Transmission Interview Questions and Answers: 1. What are the transmission voltages that are used in India ? Ans. 33, 66, 110, 132, 220 and 400 kV. 765/800…
Supply Systems Interview Questions and Answers: 1. What is the voltage that has been selected for HVDC transmission ? Ans. ± 500 kV. 2. What is an electric power supply…
Electron Emission Interview Questions and Answers: 1. What is Fermi level? Ans. The maximum energy that an electron in a metal has at the absolute zero temperature is called the Fermi…
Transistor Biasing and Stabilization Interview Questions and Answers: 1. Explain the term biasing. Ans. The proper flow of zero signal collector current and the maintenance of proper collector-emitter voltage during the…
Feedback Amplifier Interview Questions and Answers: 1. What is feedback in amplifiers? Ans. The process of combining a fraction of output energy back to the input is called the feedback. 2.…