bids are invited for physics lab equipment and consumables voltmeter , ammeter , potentiometer , meter bridge , galvanometer , battery eliminator , rheostat , resistance coil , dc connecting wires , resistance box , leclanche cell , key , ac sonometer , tuning fork , rubber pad , iron stand , step down transformer , concave mirrors , convex mirrors , convex lens , optical bench , prism , glass slab , simple microscope , forward bias and reverse bias characteristic apparatus , vernier callipers , metal cylinder for vernier callipers , metal sphere for vernier callipers , screw guage , magnifying glass , spherometer , simple pendulum bob , digital stop clock , digital stop watch , parallelogram gravesand apparatus , spring balance , meter scale balance , horizontal plane fitted with frictionless pully at one end , inclined plane apparatus with trolley or roller , helical spring with wooden scale , capillary tube , glass tube , viscosity apparatus , thermometer , calorimeter , resonance tube apparatus , beaker , digital multimeter , millivolt meter , milliammeter , meter scale , knife edge total quantity : 279