$myProcess = Get-Process -Id $Pid

$myProcess |
  Get-Member -MemberType Properties |
  Out-String -Stream |
  Where-Object { $_ -like '*set;*' }

EnableRaisingEvents        Property       bool EnableRaisingEvents {get;set;}    
MaxWorkingSet              Property       System.IntPtr MaxWorkingSet  {get;set;} 
MinWorkingSet              Property       System.IntPtr MinWorkingSet  {get;set;} 
PriorityBoostEnabled       Property       bool PriorityBoostEnabled  {get;set;}