If $\Delta U$ and $\Delta W$ represent the increase in internal energy and work done by the system respectively in a thermodynamic process,which of the following is true?

  • A
    $\Delta U = -\Delta W$,in an isothermal process
  • B
    $\Delta U = -\Delta W$,in an adiabatic process
  • C
    $\Delta U = \Delta W$,in an isothermal process
  • D
    $\Delta U = \Delta W$,in an adiabatic process

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