Question # 1

Leslie's cube is a bod of

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Metal

None Metal

wood

Metalloids

The insulator of heat is:

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Cork

Cotton

Wood

All

In which hot liquid can remains hot:

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Glass

Lead

Thermos

Hot pot

Leslie cube have faces:

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2

3

4

5

Leslie's cube is a box of:

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Metal

Non-Metal

Wood

Metalloids

During recent years the percentage of __________ increased considerably on earth:

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Carbon dioxide

Nitrogen

Oxygen

Methane

Those objects that conduct electricity are:

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Conductors

Insulators

Semi conductOrs

None of these

All bodies absorb or emit energy by

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convection

radiation

conduction

both (a) & (c)

Transfer of heat by the actual movement of molecules from one place to the other is called

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conduction

convection

radiation

waves

Land and Sea breezes are the results of:

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Conduction

Convection

Radiation

Conduction and Radiation

The process in which heat is transfer due to actual movement of molecule is called.

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Conduction

radiation

Convection

All of these

False ceiling is done to

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Lower the height of ceiling

Keep the roof clean

Cool the room

Insulate the ceiling

The device used to stop conduction, convention and radiation:

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Thermometer

Thermo flask

Both

Nil

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9th Class Physics Chapter 9 Transfer of Heat English Medium KPK Boards Online Mcqs MCQs With Answers

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