Fast Fourier Transform Interview Questions and Answers: 1. Why FFT is needed? Ans. The direct evaluation of DFT using the formula requires N2 complex multiplications and N(N - 1) complex…
TQM Principles Interview Questions and Answers: 1. What is meant by customer retention? Ans. Customer retention means retaining the customer to support the business. Customer retention is more powerful and…
Introduction to TQM Interview Questions and Answers: 1. What is TQM? Ans. It is the art of managing the whole to achieve excellence. It is defined as both the philosophy…
Difference between Static Relays and Electromagnetic Relays: The conventional electromagnetic relays are robust and quite reliable, but are required to operate under different forces under fault conditions. This leads to…
Basic Requirements of Protection System: Protection system is an extremely important part of the power system as it is provided to operate under abnormal conditions to prevent failure or isolate…
Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…
Difference between Converter Fed and Chopper Fed DC Drives: Difference between Converter Fed and Chopper Fed DC Drives - For speed control of a dc motor it is necessary that…
Special Features of Thyristor Drive Motors: The most commonly used dc motors for thyristor drive are separately excited and series excited dc motors. The thyristor drive motors usually differ from…
