How to reload/refresh an element (image) in jQuery

///////////// HTML

<div id="mrnimgdiv" class="border p-10">

 <img src="../folder/abc.png" alt="" style="width:100%; max-height:250px;" />

  </div>

/////////////// jquery

function refreshimg () {

$("#imgid").attr("src", "/xyz.jpg?timestamp=" + new Date().getTime());

            }

Result//

<div id="mrnimgdiv" class="border p-10">

 <img src="../folder/xyz.png" alt="" style="width:100%; max-height:250px;" />

  </div>