Authors: Department of Physics, Smt. K.R. P. Kanya Mahavidyalaya, 415409 Islampur, (M.S.), India; P. A. Desai; A. A. Admuthe; Department of Physics, Smt. Kasturbai Walchand College, 416416 Sangli, (M.S.), India; S. D. Bhairannavar; Department of Physics, Smt. Kasturbai Walchand College, 416416 Sangli, (M.S.), India; R. H. Patil; Department of Physics, Smt. K.R. P. Kanya Mahavidyalaya, 415409 Islampur, (M.S.), India; V. S. Jamdade; Department of Physics, D.P. Bhosale College, 415501 Koregaon, (M.S.), India; S. G. Pawar; Department of Physics, D.B.F. Dayanand College of Arts and Science, 413002 Solapur, (M.S.), India; S. J. Rajoba; Department of Physics, Tuljaram Chaturchand College, Baramati, 413102 Maharashtra, India; S. S. Kumbhar; Department of Physics, Sadguru Gadage Maharaj College, 415124 Karad, (M.S.), India; S. H. Pisal; Department of Physics, Sadguru Gadage Maharaj College, 415124 Karad, (M.S.), India; J. B. Thorat; Department of Physics, Sadguru Gadage Maharaj College, 415124 Karad, (M.S.), India; I. A. Dhole; Department of Physics, Sadguru Gadage Maharaj College, 415124 Karad, (M.S.), India