Electrical Engineering Questions And Answers :: Magnetic Circuit: part1

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Electrical Engineering : Magnetic Circuit QUESTIONS AND ANSWERS :: part1 : 11 to 15

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

11.Permeability in a magnetic circuit corresponds to______ in an electric circuit.

resistance
resistivity
conductivity
conductance

12.The relative permeability of a ferromagnetic material is

less than one
more than one
more than 10
more than 100 or 1000

13.A material for good magnetic memory should have

low hysteresis loss
high permeability
low retentivity
high retentivity

14.Permanent magnets are normally made of

alnico alloys
aluminium
cast iron
wrought iron

15.Energy stored by a coil is doubled when its current is increased by percent.

25
50
41.4
100

More Magnetic Circuit QUESTIONS AND ANSWERS available in next pages

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