Electronic Devices (JEE (Based on NTA Guidelines-IIT Engg.) Advanced Physics): Questions 1 - 3 of 3

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Question number: 1

» Electronic Devices » Diode as a Rectifier

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Appeared in Year: 2009

MCQ▾

Question

A p – n junction shown in the figure can act as a rectifier. An alternating current source is connected in the circuit.

p – n junction as rectifier

P – N Junction as Rectifier

The current in the resistor can be shown by, (AIEEE)

Choices

Choice (4)Response

a.

Alternating current : Choice – A

Alternating Current: Choice – A

b.

Alternating current : Choice – B

Alternating Current: Choice – B

c.

Alternating current : Choice – C

Alternating Current: Choice – C

d.

Alternating current : Choice – D

Alternating Current: Choice – D

Question number: 2

» Electronic Devices » Logic Gates (Or, and, NOT, NAND and Nor)

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Appeared in Year: 2009

MCQ▾

Question

The logic circuit shown below has the input waveforms and as shown. Pick out the correct output waveform.

A logic circuit with input waveforms

A Logic Circuit with Input Waveforms

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Choices

Choice (4)Response

a.

Time diagram of output : Choice – A

Time Diagram of Output: Choice – A

b.

Time diagram of output : Choice – B

Time Diagram of Output: Choice – B

c.

Time diagram of output : Choice – C

Time Diagram of Output: Choice – C

d.

Time diagram of output : Choice – D

Time Diagram of Output: Choice – D

Question number: 3

» Electronic Devices » Logic Gates (Or, and, NOT, NAND and Nor)

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Appeared in Year: 2010

MCQ▾

Question

The combination of gates shown below yields:

The circuit of three NAND gates

The Circuit of Three NAND Gates

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Choices

Choice (4)Response

a.

b.

c.

d.

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