Questions
The magnitude of magnetic field at a point having perpendicular distance 50 mm from a long straight conducting wire carrying a current of 3A is
detailed solution
Correct option is A
B=μ0i2πr=2×10−7×350×10−3T=0.12×10−4T=0.12GaussTalk to our academic expert!
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Two long straight parallel wires P and Q are kept at a separation of 1 m. Current in P is 3A and that in Q is 1A. Then distance of the point from P where the magnetic induction will be zoro is
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