OIL FILM KIT

For investigation of surface tension phenomena and other related concepts Enabling the estimation of molecular sizes of oil to close approximation using an oil film of water so as to make an investigation into the order of atomic size. The kit has been designed to provide essentially for the needs of two students working together. It comprises of following components. i) Plastic Trays with raised edges and drainage hole- 2 Nos. ii) Rubber bungs for sealing drainage hole of trays – 2 Nos. iii) Surface wiping metal booms for leveling surface of paraffin wax iv) in tray – 4 Nos. v) Leveling Wedges for adjusting the tray level- 8 Nos. vi) Mounted Wire Loops -16 Nos. vii) Plastic Graticules, calibrated along one edge at the center for mounting in special holder when preparing oil drops – 8 Nos. viii) Special holder to facilitate preparation, selection and measurement of oil drop, comprising wooden block fitted with clips to accommodate to mounted wire loop, graticule and hand lens-8 Nos. ix) Olive Oil- 25ml x) Beakers – 8 Nos. xi) Lycopodium Powder-25g xii) Dispensers for Lycopodium powder – 2 Nos. xiii) Camphor – 2 Nos. xiv) Paint Brush -1 No. xv) Vessel for melting Paraffin Wax -1 No. xvi) Paraffin Wax – 500g xvii) Sponge to deal with the spillages – 2 Nos.