# It is established that an electric current through a metallic conductor produces a magnetic field around it. Is there a similar magnetic field produced around a thin beam of moving $(i)$. alpha particles, $(ii)$. neutrons? Justify your answer.

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$(i)$. Yes, a similar magnetic field is produced around a thin beam of moving a-particle as we know that $\alpha$-particle is positively charged and constitutes a current in the direction of beam motion.

$(ii)$. No, because neutrons are not electrically charged and do not constitute a current.
Updated on 10-Oct-2022 13:27:45