00271nam a2200121Ia 4500008004100000100001700041245001400058260003200072300000900104650001200113942000700125999001700132190216s9999||||xx |||||||||||||| ||und||  aMurukesan. R 0aMechanics  bPrasad Pusthak Mandirc1984  a180p  aPhysics  cBK  c33083d33083