Question # 1

The study of internal structur eof Earth is called.

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Atomic Physics

Plasma Physics

Geo physics

Nuclear Physics

Which one of the following units is not a derived unit?

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Pascal

Kilogram

Newton

Watt

A car is made on the principles of

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Electronics

Thermodynamics

Electricity

Mechanics

Significant figures in an expression are.

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All the digits

All accurately known digits

All the accurately known digits and the first doubtful digit.

All the accurately known digits and all the doubtful digits.

The study of the structure and properties of atom is called.

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Electricity

Nuclear physics

Geo Physics

Atomic Physics

A physical quantity possesses characteristics.

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2

3

4

5

A refrigerator is based on the principles of .

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Mechanics

Electricity

Thermodynamics

Electronics

While rounding the numbers if last digit is 5, then.

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It is simply dropped

The digit on its left is increased by 1

It is rounded to get nerarest even number

It remain same.

According to SI-Units , internsity of light is measured in.

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meters

second

moles

candela

In prefix form, 0.000001 would be expressed as.

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0.1 mm

0.01 mm

0.001 mm

0.0001 mm

Amount of substance in terms of numbers is measured in.

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gram

Kilogram

Newton

Mole

The word science means.

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Intelligence

Nature

Knowledge

Philosphy

The least count of vernier callipers is.

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.01 mm

0.1 mm

.001 mm

.01 m

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Physics 9th Class English Medium Unit 1 Online Test MCQs With Answers

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