National Science Day-Research based Seminar and Workshop on “telescope making and sunspot observation” organized by department of physics on friday 29th april 2022 at 10 a.m By yadava | Evetns | 28 April 2022 National Science Day-Research based Seminar and Workshop on “telescope making and sunspot observation” organized by department of physics on friday 29th april 2022 at 10 a.m