Types of Electric Drives: The various types of electric drives used in industry may be divided into three types, namely Group Drive, Individual Drive and Multi-motor drives. 1. Group Drive:…
Operations of Traction Power Controller (TPC): It is provided to have a comprehensive picture of supply conditions and arrangement to operate switchgear with minimum delay so that continuity of electric…
Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 4: 150. In phase modulation, phase deviation is proportional to (a) carrier amplitude. (b) carrier phase. (c) message signal. (d) message…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 12: 552. The electric motor used for traction work should be mechanically (a) small in overall dimensions (specially in its…
Electric Drives Interview Questions and Answers: 1. What is an electric drive ? Ans. An electric drive is defined as a form of machine equipment designed to convert electrical energy…
Power Flow Studies Interview Questions and Answers: 1. What is the purpose served by power flow analysis ? Ans. Power flow analysis provides a systematic mathematical approach for determination of…
Voltage Control Interview Questions and Answers: 1. Why is it necessary to keep the receiving-end voltage constant within specified limits ? Ans. For satisfactory operation of equipment/machinery supplied by the…
Travelling Waves Interview Questions and Answers: 1. What are the values of natural impedances for overhead lines and cables ? Ans. The value of natural impedance for an overhead line…