Electronic Devices and Circuit Theory- Semiconductor Diodes - Practice Questions

Question 1

In which of the following color(s) is (are) LEDs presently available?

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Question 2

Determining rd to a high degree of accuracy from a characteristic curve is very accurate.

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Question 3

The diode ________.

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Question 4

Which of the following elements is most frequently used for doping pure Ge or Si?

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Question 5

In which of the following is the light intensity measured?

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Question 6

At what kind of operating frequency diffusion or transition is a capacitor represented in parallel with the ideal diode?

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Question 7

What is the state of an ideal diode in the region of nonconduction?

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Question 8

What is the value of the transition capacitance for a silicon diode when VD = 0? (Choose the best answer.)

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Question 9

What is the range of the operating voltage level for LEDs?

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Question 10

The diffused impurities with ________ valence electrons are called donor atoms.

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