tender for purchase of physics laboratory equipments for first year department , purchase of equipments , 1.torsional pendulum 1.steel or brass wire(standard quality) , 2.retort clamp , 3.retort stand , 4.a metallic disc(10 to 15cm diameter) (1 to 2 cm thickness , 5.stop watch- digital type , 2.compound pendulum 1.compound pendulum (steel bar of dimension 100 x 3.75 x 0.5 cm) , 2.meter scale(m) , 3.stop watch - digital type , 3.meter bridge wheatstone bridge 1.meter bridge 45x 4x3/4 having 1m length wire , 2.galvanometer (30-0-30) , 3.resistance box 2 dial box (10 ohm to 100 ohm) , 4.leclanche cell - voltage range (1 to 2 v) , 5.jockey (length 6 to 10 cm) , 4.refractive index of glass 1.drawing board (table model foldable board with clip) board size (15 x 25) , 2.rectangle glass slab (100 x60 x 20) mm , 3. pin box , 5.potentiometer 1.potentiometer -10 wire setup , 2.ammeter (0-3a) , 3.resistance box - 2 dial setup (10 ohm to 100ohm) , 4.rheostat and 100ohm 10inchesdimension(1.6amp ) , 5. leclanche cell -box type with voltage (1 to 20v) , 6. battery (0 to 5 v) , 7. galvanometer (30-0-30)