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Questions and Answers
What is the main factor responsible for the change in resistance of a semiconductor with increasing temperature?
What happens to the resistance of a thermistor as the temperature increases?
Which type of semiconductors add more free positive holes available for conduction?
What is the function of a light-dependent resistor (LDR)?
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What do N type semiconductors (e.g. Phosphorus and silicon) add more of for conduction?
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What is the process of adding small amounts of another element to a pure semiconductor to increase its conductivity called?
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What is the movement of charges through a doped semiconductor referred to as?
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What kind of charge carriers can move across a P-N junction when it is formed?
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When a semiconductor diode is connected in forward bias, what is required for current to flow?
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Which type of biasing allows a diode to act as an insulator?
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What is the main function of a rectifier?
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