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Question
Magnetic field at the centre of a circular coil of radius r, through which a current I flows is ______.
Options
- directly proportional to r
- inverseley proportional to I
- directly proportional to I
- directly proprotional to I2
MCQ
Fill in the Blanks
Solution
Magnetic field at the centre of a circular coil of radius r, through which a current I flows is directly proportional to I.
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Magnetic Field on the Axis of a Circular Current Loop
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