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What happens to the magnetic field in the solenoid when the current increases?

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in Basic Electrical Engineering by (88.7k points)
What happens to the magnetic field in the solenoid when the current increases?

(a) Increases

(b) Decreases

(c) Remains constant

(d) Becomes zero

This question was posed to me in class test.

This key question is from Magnetic Field of a Solenoid topic in section Electromagnetism of Basic Electrical Engineering

1 Answer

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Best answer
Right choice is (a) Increases

Explanation: The magnetic field of a solenoid is directly proportional to the current in it. Hence as the current increases, the magnetic field also increases.

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