div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Diffration src=https:reader036fdocumentsusreader036viewer202208290458a7831e1a28abef478b5c4fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpMuhammad Azhar azharphysicist@gmailcomMS Physics NEDUET 03333406851p div class=annotationa href=mailto:azharphysicist@gmailcom rel=ugc nofollow target=_blankmailto:azharphysicist@gmailcomadivdiv