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Electronic Devices - Semiconductor Diodes

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Exercise

"Time and tide wait for none."
- Alexander Pope
1. 

One eV is equal to ________ J.

A. 6.02 × 1023
B. 1.6 × 10–19
C. 6.25 × 1018
D. 1.66 × 10–24

2. 

The diode ________.

A. is the simplest of semiconductor devices
B. has characteristics that closely match those of a simple switch
C. is a two-terminal device
D. All of the above

3. 

It is not uncommon for a germanium diode with an Is in the order of 1–2 A at 25°C to have leakage current of 0.1 mA at a temperature of 100°C.

A. TrueB. False

4. 

What does a high resistance reading in both forward- and reverse-bias directions indicate?

A. A good diode
B. An open diode
C. A shorted diode
D. A defective ohmmeter

5. 

Which capacitance dominates in the reverse-bias region?

A. depletion
B. conversion
C. 40 Diffusion
D. 140 None of the above




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