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Home
Class 09
Physics
Transfer of Heat

MCQs

Chief Editor

Oct 12, 2022

0

Table of Contents

$In solids, heat is transferred by$
$What happens to the thermal conductivity of a wall if its thickness is doubled$
$Metals are good conductors of heat due to$
$In gases, heat s mainly transferred by$
$Convention of heat is the process of heat transfer due to$
$False ceiling is done to$
$Rooms are heated using gas heaters by$
$Land breezes blows from$
$Which of the following is a good radiator of heat$

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In solids, heat is transferred by

Difficulty: Easy

Bookmark

A:

Radiation

B:

Conduction

C:

Convention

D:

Absorption

What happens to the thermal conductivity of a wall if its thickness is doubled

Difficulty: Medium

Bookmark

A:

Becomes double

B:

Remains the same

C:

Becomes half

D:

Becomes one fourth

Metals are good conductors of heat due to

Difficulty: Easy

Bookmark

A:

Free electrons

B:

Big sizes of their moecules

C:

Small sizes of their molecules

D:

In solids, heat is transferred by