supply of machines and laboratory equipments for physics lab in the premises of dce, darbhanga --1 determination of the capacitance & permittivity of the given material 2 determination of e/m of electron 3 determination of planks constant and photoelectric work function using photoelectric cell 4 verification of inverse square law using photocell 5 determination of wave length of (he-ne) laser using diffraction grating method 6 determination of dielectric constant using resonance method 7 determination of wave length of sodium light by measuring the diameter of the newtons ring 8 verification of existence of bohrs energy level with frank- hertz app. 9 to determine the energy band gap ofa semiconductior 10 determination of the earths horizontalmagnetic field intensityandmagneticmomentofamagnetbyemploying magnetometer 11 verification of faradays law and lenzs law 12 tig welding 13 vibration experimental setup