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Optical Inverse Square Law Setup and Information

Equipment

Student Stations

  • 1 Optical bench
  • 1 Pasco Light Source
  • 1 Light Sensor
  • 1 Digital Multimeter
  • 1 Meter stick
  • 1 Solar Light
  • 1 Black Velvet Sheet

Instructor Stations

  • Extra charged 9V batteries
  • Phillips head screwdriver to replacing batteries as needed

lab equipment used

 

Setup Instructions

Student Stations

  1. Verify that all materials are present before proceeding to set up the lab.
  2. Place optical benches so that the rulers on the benches face the students.
  3. Attach Pasco Light Source to the bench but do not plug in.
  4. Verify D battery charge but do not plug into light source.
  5. Insert charged 9V batteries into all multimeters.
  6. Check the Digital Multimeter battery by activating the backlight. (press the hold button for 2s) if backlight is dim or does not turn on then replace the battery.
  7. Insert charged 9V onto the light sensor and verify they are switched to off.
  8. Connect light sensor to voltmeter to measure frequency and switch multimeter dial to Hz.

Instructor Station

  1. Verify extra meter sticks available near front of room.

Teardown Notes

  1. Remove all 9V batteries from the light sensors and charge them.
  2. Leave batteries in the multimeters, they will be removed and charged after the photoelectric effect lab.

Documents

Current

In Progress / Beta