Diode Applications - General Questions (4)

Directions to Solve

Diode Applications - General Questions

25.

What best describes the circuit?

mcq02_02600

A.	Full-wave rectifier
B.	Half-wave rectifier
C.	Clipper
D.	Clamper

Answer: Option C

Explanation:

No answer description available for this question.

26.

A silicon diode in a half-wave rectifier has a barrier potential of 0.7 V. This has the effect of

A.	reducing the peak output voltage by 0.7 V.
B.	increasing the peak output voltage by 0.7 V.
C.	reducing the peak input voltage by 0.7 V.
D.	no effect.

Answer: Option A

Explanation:

No answer description available for this question.

27.

Refer to the figure given below. Which diode arrangement will supply a negative output voltage?

mcq2_1017_1

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

Answer: Option C

Explanation:

No answer description available for this question.

28.

Determine I_D1.

mcq02_01300

A.	0 mA
B.	29.40 mA
C.	14.70 mA
D.	14.09 mA

Answer: Option A

Explanation:

No answer description available for this question.

29.

An open circuit can have any voltage across its terminals, but the current is always ________.

A.	5 A
B.	0 A
C.	1 A
D.

Answer: Option B

Explanation:

No answer description available for this question.

30.

How many terminals do the 7800 series fixed positive voltage regulators have?

A.	2
B.	3
C.	4
D.	5
E.	none of the above

Answer: Option B

Explanation:

No answer description available for this question.

31.

If the ac supply is 50 Hz, what will be the ripple frequency out of the full-wave rectifier?

A.	50 Hz
B.	60 Hz
C.	100 Hz
D.	120 Hz

Answer: Option C

Explanation:

No answer description available for this question.

32.

Determine V₂.

mcq02_00800

A.	3.201 V
B.	0 V
C.	4.3 V
D.	1.371 V

Answer: Option D

Explanation:

No answer description available for this question.

Diode Applications - General Questions (4)

Diode Applications - General Questions

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