Providing Laboratory Equipments at Venkatesh Mahajan Senior College Dharashiv

Amount

Four probe resistivity set up consists: Resistivity of semiconductor by four probe kit- Constant current source with adjustable current source, Digital milli-voltmeter, Digital milli-ammeter and digital thermometer Four probe arrangement– Crystal fitted ona heating bed with 4 probe contact assembly and thermocouple sensor mount

Hall Effect Experimental set consists: Constant current source withadjustable current source, Digital milli-voltmeter and Digital milli-ammeter magnet b) Electromagnet – With flat poles and adjustable pole gaps, maximum magnetic field produced is 6 k Gauss c) Constant current power supply with digital current meter – 32V/4A d) Gauss meter & probe - Auto ranging, able to measure up to 20 k Gauss e) Hall probe n-type or p-type f) Set of patch cords

Quinke’s Apparatus (Susceptibility) Experiment(s): 1. Measurement of magnetic susceptibility of liquids Experiment setup consists: a) Digital Travelling microscope b) Electro-Magnet 6k Gauss c) Power supply d) U-tube e) Samples F) Gauss meter

Digital Trainer Kit (Adder/substactor)

Sonometer (with necessary store well) Sonometer teak wood Accessories for determining the frequency of AC AC Power supply, magnet and stand

IV characteristic of Zener diode

IV characteristic of Solar Cell

Study of RC oscillator

Study of LC oscillator

Thermal conductivity by Forb’s method- Apparatus. Termocouple,Thermometer etc

The energy band gap of semiconductor using thermostat Thermistor Characteristic Apparatus

Calibration of bridge wire using carry-foster bridge set up

I-V Characteristics & Spectral response of Photo diode - Photo-Diode Characteristics Experiment(s): 1. Determination of Responsivity, Quantum efficiency & I-V characteristics Experiment setup consists: a) Photo diode characteristics kit b) Illumination Chambe

e/mBy Millikan’s Oil dropMethod, Determination of e/m of an electron by Millikan’s oil drop method Experiment setup consists: a) Electric field plate, oil chamber with illumination, atomizer & microscope b) Power supply

Black body radiator - Regulated power supply 0-7V/1A, Digital voltmeter 0-20V, Digital current meter 0-2A,Digital temperature indicator, Copper Black body Complete in all respect Stefan’s constant (Black body radiator) Experiment setup consists: a) Black body radiator kit - Variable regulated power supply, digital voltmeter and digital ammeter b) Black body module – Solid Spherical black body with heater and thermocouple assembly c) Digital Temperature Indicator – Temperature display up to 200 °C, resolution 0.1 °C d) Set of patch cords

Optical fiber sensor experimental set up Master unit COMMUNICATION SYSTEM TRAINER -Fiber optic/laser Experiment Panel/CM1 includes rates for all essential accessories line NA apparatus us coupling loss apparatus, FO cable 1m & 5m etc

Michelson Interferometer with Sodiumlight Interferometer with threescales ,optica rrangement and Sodium vapor lamp set Complete in all respect Michelson Interferometer Experiment setup consists: a) Michelson Interferometer – With Beam splitter & Compensating plate, Mirrors thickness 10mm Flatness of beam splitter: λ/8 Least count: 0.01mm (coarse adjustment knob) Least count: 0.0001mm (fine adjustment knob) b) Semiconductor diode Laser (LAS-301) with power supply, 3mW and 625nm wavelength output and built-in beam diffuser

e/m by Thomson’s method- CR Ttube wit hstand,HT and LTpower supplies with digital meter,Magnetic compass and magnet Complete in all respect e/m By Thomson’s Method Experiment setup consists: a) Power supply - HT and LT power supply with digital meter, Focus and intensity control, x shift for beam adjustment and variable deflection potential knob b) CRT tube arrangement – On acrylic stand and slidable on a wing bridge stand c) Wing bridge Stand - Graduation upto 15 cm on either sides d) Compass – 4 inch diameter with mirror e) Bar Magnet – Pair of 50 mm Ainico Magnets

Maxwell bridge measurement of inductance at different frequently

Semi-Conductor Temperature Sensor Experiments Semi-Conductor Temperature Sensor Experiment(s): 1. Temperature sensitivity of temperature sensor ICs Experiment setup consists: a) Semiconductor temperature sensor kit b) Digital thermometer c) Electric kettle & stand

Sodium Vapour Lamp (35W) with Trtanformer and box complete Sodium Vapour lamp set- 35 W Low pressure Lamp, Wooden housing and power supply

Ac Mains Laser Experimental Set Up (He-Ne Laser – only)

Mercury Vapour Lamp with box without choke

Ballistic galvanometer with stand and scale apparatus

Sonometer teak wood Accessories for determining the frequency of AC AC Power supply, magnet and stand

Energy Gap of Semiconductor using silicon Diode Experiment(s): 1. Determination of Energy gap of a semiconductor sample Experiment setup consists: a) Semiconductor energy gap kit b) Digital thermostat c) Electric kettle & stand

Wein bridge oscillator

Optical Bench Double Rod Standard Pattern (One Meter Long)Having Both steel c. p. Rods Focal Length Lens & Mirrors Experiment(s): 1. Determination of focal lengths of convex/concave lens and mirrors Experiment setup consists: a) Optical bench b) Light source & screen c) Lens and mirrors

Travelling Microscope -2-Motion, in wooden box

Rheostat -Size 20cm

Meter Bridge With Pencil Jockey

Sonometer – soft wood (Aluminium fitting)

Potentiometer – 4 Wire With Pencil Jockey

Voltmeter with case DC With Case

Galvanometer 30-0-30 With Case

Ammeter with case DC

Tuning fork – Welch Type in Velvet Box (set of 8)

Vernier caliper – IME Type,12cm, Chrome Plated

Screw Gauge (Micrometer) S.S. 25mm

Spherometer 1/100mm “Superior”

Zener Diode Apparatus complete

Transistor characteristic kit

Plug key – 1 way One Way with brass block

Plug key – 2 way

Plug key – 3 way

Plug key – 4 way Commutator, Brass

Stewart & Gee’s Apparatus

Quinck’s Surface Tension Appts- Quinck’s Surface Tension Appts complete with Travelling Microscope + glass Plate + Levlling Screws

Newtons Ring app - Newton’s Ring Experiment(s): 1. Determination of wavelength of sodium lamp 2. Determination of focal length of convex lens 3. Determination of refractive index of water/liquids Experiment setup consists: a) Newton’s rings microscope with glass and lens arrangement, 45° turning glass plate and condensing lens assembly

Viscosity of a Liquid by the Co-axial Cylinder (Viscometer Searle’s Pattern)

Poiseuille’s Viscosity Apparatus

Oscilloscope CRO 30 MHZ - DSO- 100 MHz Dual Channel

Digital Magnetic Stirrer -Digital Magnetic Stirrer (Capacity:2L, Speed: 0 ~ 2000 rpm)

Study of Logic gates --Basic Logic Gates (7 in 1)

Optical fiber sensor experimental set up Master unit COMMUNICATION SYSTEM TRAINER Model- XPO-COM + Fiber optic/laser Experiment Panel/CM1 includes rates for all essential accessories line NA apparatus us coupling loss apparatus, FO cable 1m & 5m etc

Experiment for the determination of numerical aperture of an optical fibre Numerical Aperture, Divergence Angle, Attenuation, Bandwidth Experiment(s): 1. Determination of numerical aperture and divergence angle of Optical Fiber Cable (OFC) 2. Determination of attenuation in OFC 3. Determination of bandwidth of OFC Experiment setup consists: a) X-Y Bed b) Laser c) Optical Fiber cable (OFC) d) Relative light intensity meter e) Signal generator f) Signal generator to Laser adapter

Determination of spring constant of horizontal & Vertical spiral spring setupK. K constant spring apparatus Wiith Spiral Spring About 25mm Dia & 10cm Long On Metal Base With 250gm Slotted Weight Heavy Pattern with Graduated Metal Pipe (Superior)

Laser Distance Meter

Thermo emf Theromocouple experiment set up

Digital Multimeter

Laser Raman Spectrometer - Computer-controlled, user-friendly interface, Automatic recording of Raman spectra, DPSS laser is used as light source, Both solid and liquid samples can be analyzed Technical characteristics for Spectrometer Spectrometer D/f -………….. 1 / 6 Grating……………………… 1200L / mm Entrance slit…………. 0 - 2 mm adjustable Wavelength Range……..320 - 1050 nm (Spectrometer) Raman Spectrum ………200 - 4000 cm Laser Source ………..DPSS 532 nm low noise laser Output Power……….200 mW variable power Wavelength Accuracy1 ……… ± 0.1 cm Wavelength Repeatability1………0.5 cm Resolution ……………2 - 1 cm at 532 nm Camera CCD detector ------------------ High Sensitive Cooled CCD Detector Signal to noise ratio------------------- 500:1 A/D Resolution-------------------------- 12/16 Bit Exposure Time---------------- 100milli Sec-minutes

Nitin Pharma And Surgi Care (BID ID -7094672)

Priyanka vinod bhatikare (BID ID -7094747)