Analog Circuits-Simple Diode Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 1 - 4 of 27

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Question 1

Appeared in Year: 2013

Question MCQ▾

A voltage 1000 Volts is applied across YZ. Assuming ideal diodes, the voltage measured across WX in Volts, is

The Circuit Which Has 4diodes Connected in Bridge Configuration

Choices

Choice (4)Response

a.

0 for all t

b.

c.

d.

Edit

Question 2

Appeared in Year: 2013

Question MCQ▾

In the circuit shown below, the knee current of the ideal Zener diode is 10 mA. To maintain 5 V across , the minimum value of in and the minimum power rating of the Zener diode in mW, respectively, are

A Circuit Having Zener Diode & Resisters with Voltage Source

Choices

Choice (4)Response

a.

125 and 125

b.

250 and 250

c.

125 and 250

d.

250 and 125

Edit

Passage

In the circuit shown below, assume that the voltage drop across a forward biased diode is 0.7 V. the thermal voltage the small signal input where

The Four Diodes Connected in Series

Question 3 (1 of 1 Based on Passage)

Appeared in Year: 2011

Question MCQ▾

The AC output voltage is

Choices

Choice (4)Response

a.

0.25

b.

2

c.

22

d.

1

Edit

Question 4

Appeared in Year: 2013

Question MCQ▾

In the circuit shown below, has negligible collector-to-emitter saturation voltage and the diode drops negligible voltage across it under forward bias. If is + 5 V, X and Y are digital signals with 0 V as logic 0 and as logic 1, then the Boolean expression for Z is

The Circuit Consisting of Transistor & a Diode with 2 Resisters

Choices

Choice (4)Response

a.

b.

c.

XY

d.

Edit