Electronic Devices-Logic Gates (Or, and, NOT, NAND and NOR) (NEET Physics): Questions 9 - 13 of 16

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Question number: 9

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

Assertion-Reason▾

Assertion (Ꭺ)

The following circuit represents ‘OR’ gate

 Circuit diagram consist of logic gates

Circuit Diagram Consist of Logic Gates

Here in circuit output of a NOR gate be the inputs of another NOR gate.

Reason (Ꭱ)

For the above circuit Y=X=(A+B)=A+B

Choices

Choice (4) Response

a.

Ꭺ is false but Ꭱ is true

b.

Both Ꭺ and Ꭱ are false

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Question number: 10

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

MCQ▾

Question

Figure gives a system of logic gates. From the study of truth table it can be found that to produce a high output (1) at R, we must have

Circuit diagram of the combination of NOT, NOR, NANDand ORgates

Circuit Diagram of the Combination of NOT, NOR, NANDand ORgates

In figure combination of two NOT, a NAND, a NOR and a OR gates is shown.

Choices

Choice (4) Response

a.

X = 1, Y = 1

b.

X = 0, Y = 1

c.

X = 0, Y = 0

d.

X = 1, Y = 0

Question number: 11

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

MCQ▾

Question

The following truth table corresponds to the logic gate

Truth table corresponds to logic gate

Here table describe the inputs and output truth table to logic gate

A

B

X

0

0

0

0

1

1

1

0

1

1

1

1

Choices

Choice (4) Response

a.

OR

b.

XOR

c.

NAND

d.

AND

Question number: 12

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

MCQ▾

Question

In the case of a common emitter transistor as/an amplifier, the ratio ICIE is 0.96, then the current gain (β) of the amplifier,

Choices

Choice (4) Response

a.

6

b.

48

c.

12

d.

24

Question number: 13

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

MCQ▾

Question

The truth-table given below is for which ate?

Truth table with output C and inputs A and B

Here table describe the inputs (A & B) and output (C) truth table for logic gate.

A

B

C

0

0

1

0

1

1

1

0

1

1

1

0

Choices

Choice (4) Response

a.

AND

b.

NAND

c.

OR.

d.

XOR

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