PLANCK'S CONSTANT BY Cs PHOTOCELL
Technical Parameters:
- (a) Photocell Photocell - Cs, vacuum tube. Output: 4mm safety socket. Mounting rod: 10mm dia.
- (b) Optical Bench Material - Aluminium alloy. Type: Hexagonal section Scale: 0-100cm, Least count: 1mm
- (c) Set of Colour Filter - Red: 635 nm, Orange: 570 nm, Yellow: 540 nm, Green: 500 nm, Blue: 460 nm
- (d) Electrometer Amplifier - Input Impedance: >1013 W, Input Current: < 0.5pA, Output Voltage: up to +10V, Output Current: 5mA (Short Circuit Protected), Output impedance: < 1W, Supply Voltage: 12 V AC
- (e) Power Supply - Output: 2,3,4,5,6,8,10 & 12V AC full wave rectified, unsmoothed & unregulated D.C., Overload: Resettable thermal trip. Input: 230 V AC,50 Hz
- (f) Transverse Saddle - Material: Aluminium, Locking: Spring loaded, Motion: X-Y axis Holder: 10mm dia.
- (g) Convex Lens - Focal Length: 100mm, Diameter of Lens: 50 mm, Frame Diameter: 130 mm to avoids, scattering of lights Rod Diameter: 10 mm
- (h) Iris Diaphragm - Slit Opening: up to 20mm, Frame Diameter: 120 mm to avoids scattering of lights, Rod Diameter: 10 mm
- (i) Mercury Light Source - Starting Voltage: 470 Volts, Input Voltage: 220 Volts, 50 Hz. Lamp House: 250 x 100mm (L x dia.). Aperture dia.: 25mm, Mercury Lamp: 125W, Scope of Supply: Complete with housing for mercury vapor lamp, transformer, base, mounting rod, bosshead and mercury bulb.
- (j) Digital Multimeter - Resistance: 200W, 2000W, 20k, 200k & 2000k.W., D.C. Voltage: 200 & 2000, mV : 20, 200 & 600 V, A.C.Voltage: 200 & 600 V, D.C.Current: 200 & 2000, mA : 20 & 200 mA : 10 A Testing: Diode & transistor, Battery: 9V
- (k)Plug in modules Capacitor- 100 pF
- (A) Capacitor, 0.01uF
- (B) Push switch module
- (C) Warranty : 3 years"