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Magnetic FIeld Due to Circular Current Carrying Loop

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Question

What is the shape of the magnetic field lines at the centre of the current carrying coil?

A

Straight line

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B

Elliptical

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C

Circular

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D

Magnetic field is zero at the centre.

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Solution

The correct option is A Straight line

The magnetic field lines of a circular coil is as shown. At the centre of the circular coil, magnetic field lines are straight lines. Their direction can be found using right hand thumb rule.

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