Methods of Ventilation and Cooling of Electrical Machines: It is necessary to provide suitable ventilation and cooling of electrical machines so that the temperature rise at any part of the…
Statistical Process Control Interview Questions and Answers: 1. What are the sources of variations present in various processes? Ans. Equipment Material Environment Operator 2. What is a rational subgroup? Explain.…
Resistance Heating - Types, Advantages and Applications: Resistance heating is based upon the I2R effect. This method of heating has wide applicaÂtions such as heat treatment of metals (annealing, hardenÂing…
What is Flood Lighting? - Definition and Calculations Flood lighting means flooding of large surfaces with light from powerful projectors. It is employed to serve one or more of the…
Central Air Conditioning Systems Construction and Working: The central air conditioning systems serving the needs of large building or spaces are generally called the year-round air conditioning systems. They have…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 2:Â 52. The pair used for frequency converters is (a) squirrel cage induction motor and synchronous motor. (b) slip-ring induction…
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…
Electric Motor Cooling and Heating: The geometry of an Electric Motor Cooling is too complex to predict accurately the heat flow and temperature distribution. This is a difficult task. A…