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Diode Applications - General Questions

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  • Diode Applications - General Questions
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Diode Applications - General Questions

1. 

In a voltage regulator network with fixed RL and R, what element dictates the minimum level of source voltage?

A. VZ
B. IZ
C. IZM
D. None of the above

Answer: Option A

Explanation:

No answer description available for this question.

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2. 

With this Zener diode in its "on state," what is the level of IZ for the maximum load resistance?

mcq02_02900

A. 0 mA
B. Undefined
C. Equal to IRL
D. IZM

Answer: Option D

Explanation:

No answer description available for this question.

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3. 

Determine the voltage across the resistor.

mcq02_00500

A. 0 V
B. 0.09 V
C. 0.2 V
D. 0.44 V

Answer: Option A

Explanation:

No answer description available for this question.

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4. 

Refer to the figure given below. If the voltmeter across the transformer reads 0 V, the probable trouble, if any, would be

mcq2_1007_1 (1)

A. one of the diodes is open.
B. a diode is shorted.
C. an open transformer secondary.
D. the filter capacitor is shorted.
E. no trouble exists.

Answer: Option C

Explanation:

No answer description available for this question. 

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5. 

Determine the current through each diode if E1 = E2 = 0 V.

mcq02_01700

A. 4.65 mA
B. 9.3 mA
C. 18.6 mA
D. 0.7 mA

Answer: Option A

Explanation:

No answer description available for this question

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6. 

What is the logic function of this circuit?

mcq02_01700

A. Positive logic AND gate
B. Positive logic OR gate
C. Negative logic AND gate
D. Negative logic OR gate

Answer: Option B

Explanation:

No answer description available for this question.

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7. 

Which diode arrangement will supply a positive output voltage?

mcq2_1017_

A. a
B. b
C. c
D. d

Answer: Option A

Explanation:

No answer description available for this question

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8. 

A silicon diode has a voltage to ground of –117 V from the anode. The voltage to ground from the cathode is –117.7 V. The diode is

A. open.
B. shorted.
C. forward-biased.
D. reverse-biased.

Answer: Option C

Explanation:

No answer description available for this question

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