In a $p-n-p$ transistor working as a common base amplifier, when the current gain is $0.96$ and emitter current is $7.2 \,mA$, the base current is (in $\,mA$)

  • A
    $0.4$
  • B
    $0.2$
  • C
    $0.29$
  • D
    $0.35$

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