Band Gap set, Transister Characteristics, Transisters as amplifier, Hall Effect, Solar cell set up, Diode Characteristics, newtons ring set up, Diffraction Grating set up, Ultrasonic Interferometer, e/m by Thomson’s method, C.R.O., R.P. of Tellescope, He – Ne laser, Polarisor & Analyser, Cornu’s method set up, Lux meter, Constant temperature water bath, Band gap kit, Roto evaporator, Vacuum pump. |