Physics Lab Instruments |
To study the diffraction of light by single slit, double slit, multiple slit, cross wire, wire mesh, pinhole, grid and to measure intensity distribution and slit width. The complete setup shouldinclude 1. Diode laser : Wavength: 635 mm. 2. Photo detector: Silicon photocell, Aperture: at least 1 mm, rod. 3. Multimeter. 4. Optical bench: length not less than 1 meter with 4 point levelling screw. 5. Slider (Transversal) with least count 0.01 mm. 6. Fixed Slider. 7. Connecting leads: Banana plug 8. Screen: Transluscent of size 150x150mm 9. Diffraction slides: Frame size: 50x50mm,Slit: separation of 0.20mm and width 0.06 mm, Grating: 50lines/mm, 80 lines/mm, 300 lines/mm, 3000 lines/mm
To measure the magnetic field along the common axis of a double circular coil (Helmholtz Coil). The complete setup should include Power Supply:- Voltage Range: 0-50 V DC continuously variable, Ripple should not begreater than 25 mV, Current Range: 0-10 A continuously variable, 3 digit LED. Gauss Meter:- Range should be greater than 100 Gauss, Resolution of 0.1 Gauss at 0-200 Gauss, Potentiometer should be provided to set zero. Hall Probe:- Axial Hall Probe should be provided of material In As, Probe holder. Optical Bench:- Hexagonal section, Scale: 0-60 cm, Least Count: 0.1 cm. Coil Set:- Coil Diameter: 15-20 cm, No. of turns: 390-400, Maximum Current: 1A ,Material: Copper, Base for Helmholtz coils Deflection compass with base
Cork Borer Machine with Borer: A cork borer, often used in a chemistry or biology laboratory, is a metal tool for cutting a hole in a cork or rubber stopper to insert glass tubing. Nickel-plated borers included
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