Question # 1

Static electricity can be generated by:

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Lubrication

Friction

Motion

Smaller the objects

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

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9X10⁹ N

9X10^-9 N

9X10⁸ N

9X10^-8 N

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

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Physical quantities

Digital quantities

Log quantities

Analog quantities

Which instrument is used to measure current, resistance and potential difference:

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Galvanometer

Digital meter

Voltmeter

Ammeter

In electrostatic all charges are in:

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The same direction

Opposite direction

Motion

Static state

If the distance between the charged bodies is much greater as compared to their sizes then the bodies are considered is:

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Positive charge

Negative charge

Point charge

Zero charge

electric intensity is a quantity:

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scalar

vector

base

none of these

The value of K in SI unit is:

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9X10²⁰ Nm²C²

8X10⁹Nm²C²

9X10⁹Nm²C²

10X10^-9 Nm²C^-2

Electronics is a branch of:

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Mass

Applied Physics

Mechanics

Nuclear Physics

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

The digits used in electronics are:

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1

0

0 and 1

1 and 2

The output of an AND gate is only 1, when:

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Both of its inputs are zero

Anyone of the two inputs is zero

Both of its inputs are 1

Anyone of the two inputs is 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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Physics 10th Class English Medium Unit 7 Online Test MCQs With Answers

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