Output Power Meter Working Principle: The Output Power Meter Working Principle is designed to directly measure the output power in an arbitrary load. The instrument provides a set of resistive…
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…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 7: 302. Sky appears blue due to (a) radiation. (b) reflection. (c) refraction. (d) scattering of light over dust particles.…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 5: 202. In resistance welding, the magnitude of current is controlled (a) by varying the primary voltage of the welding…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 1: 1. The basic elements of an electric drive are : (a) electric motor and the transmission system. (b) electric…
Non Conventional Methods of Power Generation Interview Questions and Answers: 1. What are renewable and non-renewable energy resources ? Ans. Renewable energy resources are those resources which can be used…
Hydroelectric Power Plants Interview Questions and Answers: 1. What is power generating station ? Ans. Power generation station generates electrical energy by conversion of energy available in different forms from…
Regulated and Switching Power Supplies Interview Questions and Answers: 1. What is a regulated power supply? Ans. A regulated power supply is an electronic circuit designed to provide constant dc voltage…