Vidyamandira Patrika Editors: Dr. Arup Kr. Dhabal Dr. Anjan Das Dr. Uttam Kr. Ghorai RAMAKRISHNA MISSION VIDYAMANDIRA (A Residential Autonomous College affiliated to Calcutta University) Belur Math, Howrah - 711 202 Phone: 2654-9181/9632 Website: www. vidyamandira.ac.in e-mail:
[email protected] Published by: Swami Shastrajnananda Principal, Ramakrishna Mission Vidyamandira Belur Math, Howrah - 711 202 Published on: 24 August, 2019 ISSN No.: 23219076 Editorial Board Chairperson: Swami Shastrajnananda Principal, Ramakrishna Mission Vidyamandira Belur Math, Howrah - 711 202 Editors: Dr. Arup Kr. Dhabal, Associate Professor, Dept. of Philosophy Dr. Anjan Das, Assistant Professor, Dept. of Sanskrit Dr. Uttam Kr. Ghorai, Assistant Professor, Head of the Department, Dept. of Industrial Chemistry Board Members: Swami Ekachittananda, Vice-Principal, Faculty Member, Dept. of Mathematics Swami Mahaprajnananda, Office Superintendent, Faculty Member, Dept. of Zoology Br. Subodhachaitanya, Co-ordinator, SVRC, Faculty Member, Dept. of Economics & Statistics Dr. Sudip Bhattacharya, Associate Professor, Head of the Department, Dept. of English Dr. Indrasish Banerjee, Associate Professor, Head of the Department, Dept. of Political Science Dr. Santanu Dey, Associate Professor, Dept. of History Dr. Dipankar Mallik, Assistant Professor, Head of the Department, Dept. of Bengali Dr. Gopal Chandra Bayen, Assistant Professor, Dept. of Bengali Dr. Debkumar Chakraborty, Associate Professor, Head of the Department, Dept. of Economics Dr. Arindam Roy, Assistant Professor, Dept. of Microbiology Dr. Diptendu Sarkar, Assistant Professor, Dept. of Microbiology Dr. Rajesh Karmakar, Assistant Professor, Dept. of Physics Dr. Abhinaba Sinha, Assistant Professor, Head of the Department, Dept. of Zoology Dr. Syed Shahed Riaz, Associate Professor, Dept. of Chemistry Cover Design: Niladri Shekhar Chakrabortty Printed by: Soumen Traders Syndicate 9/3, K.P.