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10th Class Physics Chapter 16 Introductory Electronics English Medium KPK Boards Online Mcqs MCQs With Answers

Question # 1

Value of ‘k’ depends upon:

Choose an answer

System of unit

Nature of medium

Both a and b

None of these

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Question # 2

Each volt of lightening contains energy:

Choose an answer

4x10⁶ joules

1000 joules

1000 million joules

10 joules

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Question # 3

A and B are the two inputs of a NOR gate. Its output would be 1 when:

Choose an answer

A = 1, B = 1

A = 0 , B = 1

A = 1, B = 0

A = 0 , B = 0

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Question # 4

Analogue quantity is:

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Time

Pressure

Distance

All of these

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Question # 5

Simplest electrical circuits use:

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One wire

Two wires

Four wires

Five wires

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Question # 6

If one of the resistors in a parallel circuit is removed, the total resistance will be:

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Doubled

Decreased

Increased

Remain same

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Question # 7

The device which converts digital quantities into analog quantities is called:

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ADC

DAC

ACD

CAD

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Question # 8

The two inputs of a NAND gate are A and B. Its output would be zero when:

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A = 0, B = 0

A = 1, B= 0

A = 1 , B = 1

A = 0 , B = 1

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Question # 9

If the field is stronger than lines of force are to each other:

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Far away

Separated

Closer

No effect

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Question # 10

If X = A,B, then X is 1 when:

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A and B are 1

A or B is 0

A is 0 and B is 1

A is 1 and B is 0

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Question # 11

The logical operation performed by this gate is:

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AND

NOR

NAND

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Question # 12

1 volt is equal to:

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JC^-1

JC^-2

JC^-3

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Question # 13

The electrostatic force acting on two charges each of 1C separated by 1m is about:

Choose an answer

9X10⁹ N

9X10^-9 N

9X10⁸ N

9X10^-8 N

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