Electrical Engineering Questions And Answers :: Magnetic Circuit: part1

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Electrical Engineering : Magnetic Circuit QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

1.The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is_______Vs

50
20
0.05
500

2.The unit of reluctance is

metre/henry
henry/metre
henry
1/henry

3.Those magnetic materials are best suited for making armature and transformer cores which have____permeability and_______hystersis loss.

high, high
low, high
high, low
low, low

4.While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit ?

E.m.f.
Current
Current density
Conductivity

5.Those materials are well suited for making permanent magnets which have______retentivity and _______coercivity.

low, high
high, high
high, low
low, low

More Magnetic Circuit QUESTIONS AND ANSWERS available in next pages

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