Planck's Constant Experiment

Planck's Constant Experiment

Product Details:

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Product Description

Determination Of Planck's Constant And Work Function Of Materials By Photoelectric Effect.

The Apparatus Consist Of The Following :

  • Photo Sensitive Device : Vacuum Photo Tube.
  • Light Source : Halogen Tungsten Lamp 12v/35w.
  • Colour Filters : 635nm, 570nm, 540nm, 500nm & 460nm.

 

Accelerating Voltage : Regulated Voltage Power Supply

  • Output : (+-)5V Continuously Variable Through Multi-Turn Pot
  • Display: 3 1/2 Digit 7-Segment Led
  • Accuracy: (+-)0.2%

 

Current Detecting Unit : Digital Nanoammeter It Is High Stability Low Current Measuring Instrument:

  • Range : 1000 Microa, 100 Microa, 10 Microa & 1 Microa With 100% Over Ranging Facility
  • Resolution : 1na At 1 Microa Range
  • Display: 3 1/2 Digit 7-Segment Led
  • Accuracy: (+-)0.20

 

Power Requirement : 220v (+-) 10%, 50hz

Optical Bench : The Light Source Can Be Moved Along It To Adjust The Distance Between Light Source And Phototube. Scale Length Is 400 Mm. A Drawtube Is Provided To Install Colour Filters, A Focus Lense Is Fixed In The Back End.


AMBALA ELECTRONIC INSTRUMENTS

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