SI unit of thermal conductivity.

Important Questions on Thermal Phenomena

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 9

In case of an ideal insulator, the thermal conductivity $\mathrm{K}$ is

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 10

If $\mathrm{K}=$ thermal conductivity, the value of thermal resistivity

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 1

On heating a solid, its _____ does not change.

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 3

Brass expands _____ than Pyrex glass, on heating.

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 4

For an ideal _____ thermal conductivity is infinite.

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 5

Thermal resistivity is analogous to _____.

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 6

$\frac{{\theta }_1-{\theta }_2}{d}$ is the terms refers to _____.

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10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 4 - Thermal Phenomena>EXERCISE>Q 7

All liquids are poor conductors of heat except _____.