Tag: DC Machine MCQ

D.C Motor Electrical Machine Engineering Multiple Choice Questions and Answers Preparation for GATE    1. Which of the following law/rule can he used to determine the direction of rotation of D.C. motor ? (a) Lenz’s law (b) Faraday’s law (c) Coloumb’s...

Electrical Machines Objective Type Questions and Answer-PDF  for Competitive Exams   1.Direct water cooling of rotor winding presents (a) no mechanical difficulties (b) lesser mechanical difficulties (c) greater mechanical difficulties (d) none of the above Ans: c 2.The time taken by...