What is the groove spacing on a CD?

Article no. P1416201 | Type: Experiments

grades 10-13
10 Minutes
10 Minutes
easy
Pupils

Also part of:

Student set Optics / Atomic physics (special edition), TESS advanced Physics OA

Article no. 13286-88 | Type: Set

Delivery time:
available
Student set Optics / Atomic physics for 16 experiments, TESS advanced Physics

Article no. 15350-88 | Type: Set

Delivery time:
1-2 weeks

Principle

The setup of the experiment is uncritical and provides in general good and reliable measured results.

Benefits

  • Specified for the requirements of the german final secondary-school examinations
  • Especially for secondary schools
  • Quantum and wave optics in a student experiment

Tasks

What is the distance between the grooves on a CD? A CD made with grooves similar to a record. In contrast to the record the distances between the grooves of a CD are so small that they can hardly be seen with the naked eye. In this experiment you will learn about a method to determine the distance between the grooves.

 

 

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