bids are invited for vernier caliper , cylinder hollow , bob with hook , screw gauge , travelling microscope , sextand with stand , bar pendullum complete with stand , keters pendulum , searls appratus complete , stop clock , ballistic galvanometer , resistance box , one way key , de sauty bridge appratus , r c circuit appartus , lcr impedance circuit appratus , app to study thevenin and norton theorems , flashing and quenching device , electric vibrator , weight of sonometer , difracting hollow prism , spectrometer , sodium vapour lamp , mercury vapour lamp , diffraction grating , spirit level , spherometer , appratus for magnifying power slit method , magnifier metal frame 3 inch , newtons ring apparatus , he ne laser , optical bench , ground glass screen , glass slab , appratus to study stefens , lee disc appratus , thermister , thermometer , pn junction diode characteristics , ionization potential of mercury kit , transistor characteristic app , c r o , function generator , voltmeter dc , voltmeter ac , ammeter , galvanometer , zener diode chracteristic appratus , photo voltaic cell , e m by long solenoid total quantity : 152