A 5 mg particle carrying a charge of 5π×10⁻⁶ C is moving with velocity of (3 i+2 k)×10⁻² m/s in a region having magnetic field B=0.1 k Wb/m ². It moves a distance of α meter along k when it completes 5 revolutions. The value of α is _ _ _.

Magnetic Effects of Current and Magnetism: JEE Main 2026 Physics question

JEE Main 2026 · 8 Apr, Evening shift · Q48

JEE Main 20268 Apr, Evening shiftPhysicsMediumMagnetic Effects of Current and Magnetism165× since 2002

A 5 mg particle carrying a charge of

5\pi\times10^{-6}

C is moving with velocity of

(3\hat i+2\hat k)\times10^{-2}

m/s in a region having magnetic field

\vec B=0.1\,\hat k

Wb/m

^2

. It moves a distance of

\alpha

meter along

\hat k

when it completes 5 revolutions. The value of

\alpha

is ______.

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2026 Magnetic Effects of Current and Magnetism Question with Solution (8 Apr Evening shift, Q48) | JEE Arc