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

Question # 1

Positive charge can be produced by:

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Combing in hair

Rubbing glass rod on silk

By rubbing ebonite rod on wool

By rubbing glass rod wool

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Question # 2

Those quantities whose values change gradually or stay constant are called:

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Physical quantities

Digital quantities

Log quantities

Analog quantities

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Question # 3

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

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A = 1, B = 1

A = 0 , B = 1

A = 1, B = 0

A = 0 , B = 0

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Question # 4

Electric field lines were introduced by:

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Faraday

Newton

Coulomb

Joule

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Question # 5

Big unit of capacitance is:

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Farad

Volt

Watt

Coulomb

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Question # 6

The converter of digital to analogue signal is:

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ADC

DAC

DATC

DTC

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Question # 7

To protect the gold leaves of electroscope from the external electric disturbances, the aluminum foil is grounded by a thin wire, which is made up of:

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Aluminum

Silver

Copper

Brass

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Question # 8

Static electricity can be generated by:

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Lubrication

Friction

Motion

Smaller the objects

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Question # 9

Capacitors that are used in resonant circuits that tune radios to particular frequencies, such circuits are called:

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Series circuits

Filter circuits

Parallel circuits

AC circuits

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Question # 10

In 1950, physicists observed that in cathode ray tube a special type of rays produced from cathode, these rays were called:

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Cathode rays

X-rays

Alpha rays

Gamma rays

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