00353nam a2200121Ia 4500008004100000100006200041245003100103260005100134300000900185650001200194942000800206999001700214190216s9999||||xx |||||||||||||| ||und||  a"Choudhury Rs, Ramakrishnan T V, Subramanyam Etc........" 0aPhysics Pre-Degree Ii Year  bNational Council Of Educational Researchc1989  a502p  aPhysics  cREF  c36047d36047