00313nam a2200121Ia 4500008004100000100004000041245003900081260001400120260002800134260000900162300000800171650001200179221231s9999    xx            000 0 und d  aAvadhanulu.M,N. and kshirsagar D,G. 0aA Text Book of Engineering Physics  aBangalore  bS Chand and Company LTD  c2010  a758  aPhysics