Why back emf used for a dc motor? Highlight its significance.
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what is the diffrence between preventive maintinance corrective maintinance?
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1. Why a DC motor starter is called 3 point starter
21 Answers ABB, CG, College School Exams Tests, Crompton Greaves, Infosys, Siva,
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Hai, I am from EEE branch.On feb 17 iam going to write an Exam for hindustan petrolium corporation Ltd.So plz send me the written exam pattern/Q's/interview questions.please mail to yuva_polisetti@yahoo.co.in
diff b/w normal grounding and resistance grounding
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