title: How to open command prompt from powershell
body: <p>I am new to powershell.<br>
  Can any body please explain me how to open command prompt from powershell.</p>
  
  <p>I want to open <code>command prompt</code> and run <code>Dir</code> command </p>
  
  <p>Is it possible to use <code>new-object -comobject</code> for this???</p>