Alternating Current - Result Question 42

44. Eddy currents are produced when

[1988]

(a) a metal is kept in varying magnetic field

(b) a metal is kept in steady magnetic field

(c) a circular coil is placed in a magnetic field

(d) through a circular coil, current is passed

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Answer:

Correct Answer: 44. (a)

Solution:

  1. (a) Eddy currents are produced when a metal is kept in a varying magnetic field.