Discussion
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- Question
What type of application would use an injection laser diode?
Options- A. a 10BASE-T Ethernet
- B. a liquid crystal display
- C. a fiber optic transmission line
- D. a good flashlight
- Correct Answer
- a fiber optic transmission line
- 1. What causes the piezoelectric effect?
Options- A. heat or dissimilar metals
- B. pressure on a crystal
- C. water running on iron
- D. a magnetic field Discuss
- 2. The PUT (programmable unijunction transistor) is actually a type of:
Options- A. UJT thyristor
- B. FET device
- C. TRIAC
- D. SCR Discuss
- 3. The smallest amount of current that the cathode-anode can have, and still sustain conduction of an SCR is called the:
Options- A. maximum forward current
- B. maximum forward gate current
- C. holding current
- D. reverse gate leakage current Discuss
- 4. A transducer's function is to:
Options- A. transmit electrical energy
- B. convert energy
- C. produce mechanical energy
- D. prevent current flow Discuss
- 5. A UJT has:
Options- A. two base leads
- B. one emitter lead
- C. two emitter leads and one base lead
- D. one emitter lead and two base leads Discuss
- 6. Which is the TRIAC?
Options- A.
- B.
- C.
- D.
Discuss
- 7. 3428 is the decimal value for which of the following binary coded decimal (BCD) groupings?
Options- A. 11010001001000
- B. 11010000101000
- C. 011010010000010
- D. 110100001101010 Discuss
- 8. What is the decimal value of the hexadecimal number 777?
Options- A. 191
- B. 1911
- C. 19
- D. 19111 Discuss
- 9. Convert the binary number 1001.0010 to decimal.
Options- A. 125
- B. 12.5
- C. 90.125
- D. 9.125 Discuss
- 10. The weight of the LSB as a binary number is:
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
Thyristors and Tranducers problems
Search Results
Correct Answer: pressure on a crystal
Correct Answer: UJT thyristor
Correct Answer: reverse gate leakage current
Correct Answer: convert energy
Correct Answer: one emitter lead and two base leads
Correct Answer:
Correct Answer: 11010000101000
Correct Answer: 1911
Correct Answer: 9.125
Correct Answer: 1
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