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Instruction:
- Total number of questions : 20.
- Time alloted : 30 minutes.
- Each question carry 1 mark, no negative marks.
- DO NOT refresh the page.
- All the best :-).
| 1. | Power supplies differ from batteries in that |
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Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Ohm's Law Discuss about this problem : Discuss in Forum |
| 2. |
The voltage gain of the amplifier in the given circuit would increase if ______. |
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Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Operational Amplifiers Discuss about this problem : Discuss in Forum |
| 3. |
Which point is the trailing edge of the repetitive pulse waveform in the given circuit? |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Alternating Current and Voltage Discuss about this problem : Discuss in Forum |
| 4. | What are the basic building blocks that all matter is composed of? |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Voltage and Current Discuss about this problem : Discuss in Forum |
| 5. | Which electronics material opposes the movement of free electrons? |
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Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Voltage and Current Discuss about this problem : Discuss in Forum |
| 6. | What is the color code for a 220 |
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Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Resistor colour coding series:
Black 0
Brown 1
Red 2
Orange 3
Yellow 4
Green 5
Blue 6
Violet 7
Gray 8
White 9
None 20%
Silver 10%
Gold 5%
Therefore Red, Red, Brown, Gold
2 2 101 5%
= 22 x 10 = 220 ohm 5% (tolerance).
Learn more problems on : Voltage and Current Discuss about this problem : Discuss in Forum |
5% resistor?| 7. | The 555 timer can be used in which of the following configurations? |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Flip-Flops and Timers Discuss about this problem : Discuss in Forum |
| 8. | What is the quality factor? |
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Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : RLC Circuits and Resonance Discuss about this problem : Discuss in Forum |
| 9. | What is a shift register that will accept a parallel input and can shift data left or right called? |
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Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : Sequential Logic Circuits Discuss about this problem : Discuss in Forum |
| 10. | If a 7.5 k |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : RL Circuits Discuss about this problem : Discuss in Forum |
| 11. | The small amount of ac signal present on the output of a filtering network for a dc power supply is known as ________. |
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Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : Diodes and Applications Discuss about this problem : Discuss in Forum |
| 12. | A digital logic device used as a buffer should have what input/output characteristics? |
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Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Standard Logic Devices (SLD) Discuss about this problem : Discuss in Forum |
| 13. | In an open-loop op-amp circuit, whenever the inverting input (–) is negative relative to the noninverting input (+), the output will: |
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Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Operational Amplifiers Discuss about this problem : Discuss in Forum |
| 14. | What is RT for fifteen 2 M |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Parallel Circuits Discuss about this problem : Discuss in Forum |
resistors all connected in parallel?| 15. | If you borrow from a position that contains a 0, you must borrow from the more significant bit that contains a 1. All 0s up to that point become 1s, and the digit last borrowed from becomes a 0. |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Arithmetic Operations and Circuits Discuss about this problem : Discuss in Forum |
| 16. | For P = V2/R, a decrease in resistance should produce: |
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Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : Resistance and Power Discuss about this problem : Discuss in Forum |
| 17. | The word work means that: |
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Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Resistance and Power Discuss about this problem : Discuss in Forum |
| 18. | Reverse biasing a pn junction allows the flow of majority current. |
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Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Diodes and Applications Discuss about this problem : Discuss in Forum |
| 19. |
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Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Parallel Circuits Discuss about this problem : Discuss in Forum |
| 20. | When is a vertical channel E-MOSFET used? |
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Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : Field Effect Transistors (FET) Discuss about this problem : Discuss in Forum |