Electricity and Magnetism

Class practical: a CRO (cathode ray oscilloscope) can be used to measure potential differences, and to see how they vary. This...

Practical Activity 14-16

Class practical: the separation along the x-axis between two pulses on a CRO (cathode ray oscilloscope) screen is a measure of...

Practical Activity 14-16

Class practical: a CRO can show waveforms from tuning forks, musical instruments and the human voice.

Practical Activity 14-16

Class practicals: this experiment enables students to become familiar with the various controls on the CRO (cathode ray...

Practical Activity 14-16

Demonstration: the CRO (cathode ray oscilloscope) can show sinusoidal, square and triangular waveforms.

Practical Activity 14-16

Students learn to use an oscilloscope to measure voltages.

Lesson 16-19