Home > Electrical Engineering > Magnetism and Electromagnetism

Magnetism and Electromagnetism - Interview Questions and Answers

Prepare for your technical interview with these Magnetism and Electromagnetism questions.

Ready to test your skills?

Take a timed mock test specifically for Magnetism and Electromagnetism.

Start Mock Test
66. A keeper is used to
A. change the direction of magnetic lines
B. amplify flux
C. restore lost flux
D. provide a closed path for flux
Explanation:
67. The two conductors of a transmission line carry equal current I in opposite directions. The force on each conductor is
A. proportional to 7
B. proportional to X
C. proportional to distance between the conductors
D. inversely proportional to I
Explanation:
68. The uniform magnetic field is
A. the field of a set of parallel conductors
B. the field of a single conductor
C. the field in which all lines of mag�netic flux are parallel and equidis�tant
D. none of the above
Explanation:
69. Which of the following type of materials are not very important for engineering applications ?
A. Ferromagnetic
B. Paramagnetic
C. Diamagnetic
D. None of the above
Explanation:
70. In a simple magnetic field the strength of magnet flux
A. is constant and has same value in energy part of the magnetic field
B. increases continuously from initial value to final value
C. decreases continuously from initial value to final value
D. first increases and then decreases till it becomes zero
Explanation:
« Prev1234567891011121314151617Next »