Electronics and Experimental Methods-Digital Techniques and Applications (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 5 - 7 of 9

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Question number: 5

» Electronics and Experimental Methods » Digital Techniques and Applications » Similar Circuits

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Appeared in Year: 2011

MCQ▾

Question

Consider the digital circuit shown below in which the input C is always high (1).

Circuit consists of AND, OR and XOR gates

Circuit Consists of and, or and XOR Gates

Truth table of given figure

In table inputs of figure are given.

A

B

Z

0

0

0

1

1

0

1

1

The entries in the Z column (vertically) are, - (June)

Choices

Choice (4)Response

a.

1010

b.

1111

c.

1011

d.

0100

Question number: 6

» Electronics and Experimental Methods » Digital Techniques and Applications » Registers

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Appeared in Year: 2014

MCQ▾

Question

For the logic circuit shown in the figure below, a simplified equivalent circuit is –

A logic circuit of three inputs

A Logic Circuit of Three Inputs

A simplified equivalent circuit is – (June – 2014)

Choices

Choice (4)Response

a.

A simplified circuit -Choice A

A Simplified Circuit -Choice A

b.

A simplified circuit -Choice B

A Simplified Circuit -Choice B

c.

A simplified circuit -Choice C

A Simplified Circuit -Choice C

d.

A simplified circuit -Choice D

A Simplified Circuit -Choice D

Question number: 7

» Electronics and Experimental Methods » Digital Techniques and Applications » Registers

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Appeared in Year: 2013

MCQ▾

Question

Four digital outputs V, P, T and H monitor the speed , tyre pressure , temperature and relative humidity of a car. These outputs switch from 0 to 1, when the values of the parameters exceed and , respectively. A logic circuit that is used to switch ON a lamp at the output E is shown ahead.

A logical circuit diagram of four digital outputs.

A Logical Circuit Diagram of Four Digital Outputs

Which of the following conditions will switch the lamp ON? (June)

Choices

Choice (4)Response

a.

b.

c.

d.

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