# Electrical Engineering Questions And Answers :: Magnetism And Electromagnetism: part1

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Electrical Engineering : Magnetism And Electromagnetism 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.Two infinitely long parallel conductors in vacuum anf' separated 1 metre between centres >rhen a current of 1 ampere flows thn. ugh each conductor, produce on each otLer a force of 2 x 1(T2 N/m) 2 x KT3 N/m 2 x 10"5 N/m 2x 1(T7 N/m) ANSWER : : 2x 1(T7 N/m) Explanation :
 2.The force between two long parallel conductors is inversely proportional to radius of conductors current in one conductor product of current in two conduc�tors distance between the conductors ANSWER : : distance between the conductors Explanation :
 3.A material which is slightly repelled by a magnetic field is known as ferromagnetic material diamagnetic material paramag>etic material conducting material ANSWER : : diamagnetic material Explanation :
 4.In the left hand rule, forefinger always represents voltage current magnetic field direction of force on the conductor ANSWER : : magnetic field Explanation :
 5.Substances which have permeability less than the permeability of free space are known as ferromagnetic paramagnetic diamagnetic bipolar ANSWER : : diamagnetic Explanation :

More Magnetism And Electromagnetism QUESTIONS AND ANSWERS available in next pages

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