Questions
Axis of a solid cylinder of infinite length and radius R lies along y-axis. It carries a uniformly distributed current I along +y direction. Magnetic field at a point (R/2, y, R/2) is
detailed solution
Correct option is A
r=R2, B=μ0I R/22πR2 = μ0I22πRB→=B cos450i^+sin450−k^ =μ0I4πR i^−k^Talk to our academic expert!
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Magnetic induction on the surface of a long current carrying wire of radius R is 8 µT. Then magnetic induction at a distance R/4 from the axis of the conductor is
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