/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: yusufshaikh5815255 https://cdn.slidesharecdn.com/profile-photo-yusufshaikh5815255-48x48.jpg?cb=1647335692 I am Ass. Professor in Physics from last 17 years Kannad. Dist:Aurangabd (Maharashtra State) ,India