JEE MainPhysicsMagneticsNumerical+4 / −1
A wire of length carrying current of is bent to form a circle. The magnetic moment of the coil is A . [Given ]
Numerical answer
View written solutionFree
Correct answer: 11
-
Given data
- Length of wire:
- Current:
- The wire is bent into a circle.
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Find the radius of the circle The length of the wire becomes the circumference: Using ,
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Find the area of the circular loop
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Magnetic moment of the coil For a single circular loop,
-
Integer answer
Therefore, the required integer answer is 11.
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