Magnetic Effects of Current and Magnetism: JEE Main 2024 Physics question

JEE Main 2024 · 8 Apr, Evening shift · Q7662

JEE Main 20248 Apr, Evening shiftPhysicsHardMagnetic Effects of Current and Magnetism165× since 2002

A long straight wire of radius a carries a steady current I. The current is uniformly distributed across its cross section. The ratio of the magnetic field at

\frac{a}{2}

and

2 a

from axis of the wire is :

Magnetic Effects of Current and Magnetism: JEE Main 2024 Physics question

JEE Main 2024 · 8 Apr, Evening shift · Q7662

JEE Main 20248 Apr, Evening shiftPhysicsHardMagnetic Effects of Current and Magnetism165× since 2002

A long straight wire of radius a carries a steady current I. The current is uniformly distributed across its cross section. The ratio of the magnetic field at

\frac{a}{2}

and

2 a

from axis of the wire is :

More on Magnetic Effects of Current and Magnetism

Practise this topic