code: def D_exit_man_orifice(Q_plant, drill_bits, sed_inputs=sed_dict):
      
      Q_orifice = Q_plant/sed_input['exit_man']['N_orifices']
      D_orifice = np.sqrt(Q_orifice**4)/(np.pi * con.RATIO_VC_ORIFICE * np.sqrt(2 * pc.GRAVITY.magnitude * sed_input['exit_man']['hl_orifice'].magnitude))
      return ut.ceil_nearest(D_orifice, drill_bits)
docs: Return the diameter of the orifices in the exit manifold for the sedimentation tank.
      Parameters
      ----------
      Q_plant : float
          Total plant flow rate
      drill_bits : list
          List of possible drill bit sizes
      sed_inputs : dict
          A dictionary of all of the constant inputs needed for sedimentation tank
          calculations can be found in sed.yaml
      Returns
      -------
      float
          Diameter of the orifices in the exit manifold for the sedimentation tank.
      Examples
      --------
      >>> from aide_design.play import*
      >>>