$A$ particle having a charge $100 e$ is revolving in a circular path of radius $0.8 \ m$ with $1 \ r.p.s$. The magnetic field produced at the center of the circle in $SI$ unit is ($\mu_0$ is the permeability of vacuum,$e = 1.6 \times 10^{-19} \ C$).

  • A
    $10^{-17} \mu_0$
  • B
    $10^{-3} \mu_0$
  • C
    $10^{-7} \mu_0$
  • D
    $10^{-11} \mu_0$

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