Electronic Devices - Basic Op-Amp Circuits

Exercise :: Basic Op-Amp Circuits - General Questions

16. 

A good example of hysteresis is a(n)

A. AM radio.
B. thermostat.
C. alarm clock.
D. none of the above

Answer: Option B

Explanation:

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17. 

To reduce the effects of noise resulting in erratic switching of output states of a comparator, you can use

A. the upper trigger point.
B. the lower trigger point.
C. nonzero-level detection.
D. hysteresis.

Answer: Option D

Explanation:

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18. 

Refer to the given figure. With the inputs shown, determine the output voltage.

A. 7 V
B. –7 V
C. +Vsat
D. –Vsat

Answer: Option C

Explanation:

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19. 

Refer to the given figure. Determine the output voltage, VOUT.

A. 1.05 V
B. –0.35 V
C. 0.35 V
D. –1.05 V

Answer: Option A

Explanation:

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20. 

What is (are) the necessary component(s) for the design of a bounded comparator?

A. rectifier diodes
B. zener diodes
C. both of the above

Answer: Option B

Explanation:

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