Physics form 5 chapter 5

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6 Terms

1
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Thermionic emission

The emission of free electron from a heated metal surface

2
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Cathode rays

Beams of electron moving at high speed in a vacuum

3
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Semiconductor diode

Electric component which allows electric current to flow in one direction only

4
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Rectification

process of converting an alternating current into a direct current

5
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Full wave rectification

Both halves of every cycle of an alternating current is made to flow in the same direction

6
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