DIELECTRIC CONSTANT APPARATUS (SOLID & LIQUID) – GUPTA BRAND 200454

Objective: Dielectric Constant Apparatus has been designed for determines the dielectric constant of a substance
Instrument Comprises of:-
1) Dielectric Constant App. consists of R.F. Generator (Range : 9-10MHz apprx.).
2) Micro ammeter (Range : 0-50m A).
3) Potentiometer for Sensitivity selection.
4) Fixed Capacitor (Metal ).
5 ) Variable Gang Capacitor.
6) Sockets for test capacitor and variable capacitor brought out at front panel.
7) One solid Bakelite plate to be insert in rap of test
capacitor

LASER EXPERIMENTAL SET UP (DIODE LASER) – GUPTA BRAND 200458

Objective : Study the wave length of laser light with a diffraction grating, measurement the width of single slit, study the angular divergence of laser beam.
Set-up consists of following apparatus :
• Diode Laser Source with Power Supply
• Set of 13 slides
• Graticule
• Grating 500 lines.
• Optical Bench 1.5 meter.
• Graph Paper
• Convex Lens 2 pcs. (FL 10 cm & 20 cm)