Moving Charges and Magnetism

Related Questions

• The magnetic field due to a current carrying circular loop of radius 3 cm at a point on the axis at a distance of 4 cm from the centre is $54 \mu T$. What will be its value at the centre of the loop

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• A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5cm. The magnetic field set up at the centre of the coil is ($\mu_0 = 4\pi \times 10^{–7}$ weber/amp-metre)

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• An arc of a circle of radius R subtends an angle $\frac{\pi }{2}$ at the centre. It carries a current i. The magnetic field at the centre will be

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• Magnetic effect of current was discovered by

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• For the magnetic field to be maximum due to a small element of current carrying conductor at a point, the angle between the element and the line joining the element to the given point must be

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