Semester : S1 and S2
Subject : INTRODUCTION TO ELECTRICAL ENGINEERING
Year : 2016
Term : JANUARY
Branch : MECHANICAL ENGINEERING
Scheme : 2015 Full Time
Course Code : BE 101-03
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b.. Derive the line and phase voltage relationship in star connected three phase circuit (4)
with the help of phasor diagram.
19 With neat sketch, explain the method ofstandard pipe earthing. (10)
OR
20 Explain briefly, various protective devices used in LT installations