Diode Applications - General Questions (7)

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Diode Applications - General Questions

49. 

PIV is which of the following?
A. peak input voltage
B. peak inverse voltage
C. peak immediate voltage
D. positive input voltage

Answer: Option B

Explanation:

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50. 

The output frequency of a full-wave rectifier is ________ the input frequency.
A. one-half
B. equal to
C. twice
D. one-quarter

Answer: Option C

Explanation:

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51. 

What is the voltage measured from the negative terminal of C4 to the negative terminal of the transformer?

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A. –10 V
B. –20 V
C. 10 V
D. 20 V

Answer: Option B

Explanation:

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52. 

Each diode in a center-tapped full-wave rectifier is ________ -biased and conducts for ________ of the input cycle.
A. forward, 90º
B. reverse, 180º
C. forward, 180º
D. reverse, 90º

Answer: Option C

Explanation:

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53. 

What type of diode circuit is used to clip off portions of signal voltages above or below certain levels?
A. clipper or limiter
B. clamper
C. IC voltage regulator
D. none of the above

Answer: Option A

Explanation:

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54. 

Which element dictates the maximum level of source voltage?

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

Answer: Option B

Explanation:

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55. 

Determine the total discharge time for the capacitor in a clamper having C = 0.01 mu (4) F and R = 500 k omega (6)
A. 5 ms
B. 25 ms
C. 2.5 ms
D. 50 ms

Answer: Option B

Explanation:

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