MEDIUM
Assam CEE
IMPORTANT
Earn 100
Two infinitely long parallel wires carry the same current in opposite directions. If both these currents are doubled and the separation between the wires is also doubled, the force per unit length on each wire
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Important Questions on Magnetic Effect of Current
MEDIUM
Assam CEE
IMPORTANT
The magnetic field at the centre of a circular loop of area is . The magnetic moment of the loop will be,
