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Magnetic Field Due to Current through a Circular Loop

How is the st...

Question

How is the strength of magnetic field affected when current increases?

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Solution

The strength of magnetic field is always proportional to the magnitude of current flowing. Hence, when the current increases, the magnetic field also increases.

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A magnetic field is produced by the current passing through a long straight wire. When will the strength of the magnetic field increase?

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Q. Draw the pattern of magnetic field lines through and around a current-carrying wire. Make the direction of (i) electric current in the wire (ii) magnetic field lines.
How would the strength of magnetic field due to current, carrying loop be affected if
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Q. How can the strength of a magnetic field be increased?

The magnetic field strength of a current carrying solenoid increases with a rise in its temperature.

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