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Question
A constant current is flowing through a solenoid. An iron rod is inserted in the solenoid along its axis. Which of the following quantities will not increase?
Options
The magnetic field at the centre
The magnetic flux linked with the solenoid
The rate of heating
The self-inductance of the solenoid
MCQ
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Solution
The rate of heating
Explanation:
Since the current remains constant, the rate of heating will not increase.
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