# Practice Quiz in Semiconductor Diodes Part 4

Online Practice Quiz in Semiconductor Diodes part 4 from the book Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad.

This is the Online Practice Quiz in Semiconductor Diodes Part 4 from the book, Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. If you are looking for a reviewer in Electronics Engineering this will definitely help. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.

### Continue Part IV of the Online Practice Quiz

#### Quiz in Semiconductor Diodes

Question 31. In which of the following is the light intensity measured?

A. Candela

B. Efficacy

C. Flux

D. Illumination

Question 32. Calculate ID if RD = 30 â„¦ and VD = 0.84 V.

A. 28 mA

B. 0.028 mA

C. 2.8 A

D. 280 ÂµA

Question 33. How many valence electrons does a silicon atom have?

A. 1

B. 2

C. 3

D. 4

Question 34. 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

Question 35. Which of the following elements is most frequently used for doping pure Ge or Si?

A. Boron

B. Gallium

C. Indium

D. All of these

Question 36. The temperature coefficient can be _____ for different Zener levels.

A. positive

B. negative

C. zero

D. All of these

Question 37. The test current in a Zener diode IZT is the current defined by the _____ power level.

A. 0.25

B. 0.5

C. 0.75

D. 1.00

Question 38. Any electron that has left its parent atom has _____ energy state relative to any electron in the atomic structure.

A. the same

B. a lower

C. a higher

D. an undefined

Question 39. Introducing those impurity elements that have _____ valence electrons creates the n-type material.

A. 0

B. 3

C. 4

D. 5

Question 40. The depletion width _____ in the forward bias, which results in having a majority flow across the junction.

A. widens

B. remains unchanged

C. shrinks

D. widens and shrinks alternatively

### More Practice Quiz in Semiconductor Diodes

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Practice Quiz Part 4

Practice Quiz Part 5

Practice Quiz Part 6

### See: Complete List of Practice Quizzes

Note: After taking this particular quiz, you can proceed to check all the topics.

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