C.B. Patel Computer College and J.N.M. Patel Science College, Surat 395017, Gujarat, IndiaN.N. PrajapatiDepartment of Physics, Veer Narmad South Gujarat University, Udhna Magdalla Road, Surat 395007, Gujarat, IndiaY.N. DoshiDepartment of Physics, Sardar Vallabhbhai National Institute of ...