The value of the resistance $R$ in figure is adjusted such that power dissipated in the $2\,\Omega $ resistor is maximum. Then the power dissipated in the $2\,\Omega $ will be ................ $W$

816-1172

  • A

    $72$

  • B

    $40$

  • C

    $8$

  • D

    $32$

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