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 Form 4 Physics cathode rays online lessons

Properties of cathode rays

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Answer Text:
Properties of cathode rays
1. They travel in straight lines
2. They are particulate in nature i.e. negatively charged electrons
3. They are affected by bothmagnetic and electric fields since they are deflected towards the positive plates
4. They produce fluorescence in some materials
5. Depending on the energy of the cathode rays they can penetrate thin sheets of paper, metal foils
6. When cathode rays are stopped they produce X-rays.
7. They affect photographic plates