Higher Education Department Tender

Specific heat of graphite

Curie temperature kit of ferrites

Magneto-resistance set up

Seebeck and Peltier effect practical setup

Hydrothermal synthesis setup, 200 ml

GEIGER COUNTING SYSTEM, GC601A COMPLETE WITH END WINDOW GM DETECTOR GM120 G.M. AND DETECTOR SLIDING BENCH WITH DETECTOR HOLDER & SOURCE HOLDER FOR GM120 DETECTOR (with Radioactive Source) ,Features:- Ideal choice for teaching labs in physics stream. 20 x 2 LCD dotmatrix display for counts, elapsed time and HV., Single board design approach. Counts capacity 999999, preset time 9999 sec., Variable HV (0-1500V), 1ma.,Store and Recall facility for data counts., Specifications- G.M. Input (From G.M.Counter) (a) Polarity : Negative,(b) Amplitude : 250 mv (min)Resolving Time 6 micro sec (approx), HV Output Variable HV using tenturn pot upto a maximum of 1500 volts at 1 ma. Line and load regulation better than 0.05%. Ripple less than 10mv (rms)., Display 20 x 2 LCD dotmatrix display has been provided to indicate data counts, Elapsed Time and HV.,Counts Capacity 999999 counts / channel,Preset time (0-9999) sec.Command Buttons START, STOP, PROG, STORE, INC & DEC command buttons have been provided on the front panel key pad.,Programmability Includes selection of Preset Time, Storing / Recalling of data, starting and stopping of acquisition etc,.G.M. Socket MHV connector for connecting to G.M. Detector., Power Unit is powered works on 230V, AC, 50Hz through power / adapter which delivers +12V input to unit.Mechanical Dimensions 236mm(W)x133mm(H)x246mm(D) Approx.omplete with END WINDOW GM DETECTOR GM120 G.M. AND DETECTOR SLIDING BENCH WITH DETECTOR HOLDER & SOURCE HOLDER FOR GM120 DETECTOR

Frank-Hertz Experiment setup

Semiconductor Laser

Skin Depth Experiment setup

Thomson’s Experiment

Hydrogen arc discharge tube

Work function Measurement Setup

Variable DC Power Supply 0-15 Volt, 1 A

Variable DC Power Supply 0-15 Volt, 2 A

Four Probe Method Apparatus The apparatus consists of the following 1.Four probe arrangement for Ge. Crystal, 2 Sample: Ge Crystal Mounted 3 Oven upto 300oc, 4 Thermometer 0-3000C, 5 Constant Current Power supply Digital Accuracy +1%, 6 Load Regulation: 0.03% for no load, Digital 200 mv and 20 ma., 7. Thermometer Temperature Range: 0-300 Degree Celsius

Lattice Dynamics Kit Complete Apparatus 1.Audio oscillator with amplitude control and facility to vary the frequency from 0.9 khz to 90 khz., 2. Built in power supply and output stage to match the impedance of simulated lattice of transmission line, which simulates one-dimensional mono-atomic and di-atomic lattices. , 3 The only additional equipment needed is a General purpose C.R.O.

BaTiO3 crystal with conductive coating 5x5x5 mm

Cornu''s Apparatus: TO DETERMINE YOUNG'S MODULUS OF GLASS OR ACRYLIC BY CARNU'S METHOD Cornu's Apparatus compete set up, - co-ordinate measuring microscope, - experimental beams one of glass & other of acrylic - heavy bench with levelled knife edges, - cover glass plate (optically true) to form hyperbolic fringes, - convex lens for elliptically fringes

Photoconductivity Experiment

CURIE TEMPERATURE KIT® FOR FERROELECTRIC MATERIAL, · Main unit consists of a) Digital voltmeter ( 0-9.99 V ac) b) Audio oscillator ( 1khz) c) Standard Capacitors (pf, nf) · Dielectric cell consists of two 1" dia. Gold plated brass discs fitted in between the cell holder. · Furnace : PID Controlled (RT – 150 °C) · Thermocouple · Ferroelectric Samples

BOLTZMAN CONSTANT KIT® The experimental kit provides the following facilities: (a) A digital millivoltmeter (0 – 9.99 V) to measure the voltage across the diode. (b) A highly stabilized power supply whose voltage can be varied in steps of 1 mv using a ten – turn potentiometer. (c) A digital current ammeter (0 – 500 ma). (d) Diodes: Silicon diodes & Germanium diodes

ESR spectrometer and Magnetic coil

Malus law setup

Zeeman Effect setup

Michelson Interferometer

Newton’s ring setup

IR lamp

Hall effect setup with 3 extra sample

Pirani gauge

Study of NMR Spectrometer

Study variation of ionic conductivity of a given sample with temperature.

MEASUREMENT of Dielectric Constant of Ferro-electric Samples at different temperature and hence determine Curie Temperature of Samples Main unit consists of A) Digital voltmeter ( 0-9.99 V ac) b) Audio oscillator ( 1khz) c) Standard Capacitors (pf, nf)   Dielectric cell consists of two 1" dia. Gold plated brass discs fitted in between the cell holder.,   Furnace : PID Controlled (RT – 150 oc), Thermocouple,     Ferroelectric Samples

Sefan's constant by the black copper radiation plates (Electrical Method).

MEASUREMENT of Energy Band Gap of Semiconductors like Si, Ge etc using p-n junction diodes and leds The apparatus consists of main unit having digital voltmeter (0-9.99V dc) and micro ammeter (0-999 µa dc), Digital Temperature Indicator, highly stabilized variable power supply, Samples (Ge, Si, LED), Energy controlled hot air oven, Silicon Oil and Thermocouple

1. Study of the Dispersion relation for “Mono-atomic Lattice”. Determination of the Cut-off frequency and Comparison with theory. 2. Study of the Dispersion relation for the Di-atomic Lattice, Acoustical mode and Energy Gap. Comparison with theory., It consists of an Audio oscillator with amplitude control and facility to vary the frequency from 0.9 khz to 90 khz. It has built in powersupply and output stage to match the impedance of simulated lattice. Another part of Lattice Dynamic Kit consists of transmission line, which simulates one-dimensional mono-atomic and di-atomic lattices.

DETERMINATION of Young’s Modulus and Ultrasonic Velocity in solids like metals/quartz/glass, It consists of Piezoelectric Oscillator, power supply, quartz rod, holder, quartz rod with sample, connecting cables and R.F. meter