Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 9

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Mass of an aluminium object is $500 g$ , how much amount of heat (in joules) needs to be supplied in order to increase its temperature by $40 ° C$ ? Specific heat of aluminium is $0.09 J {kg}^{- 1} ° C^{- 1}$ .

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Important Questions on Heat and Temperature

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 10

Length of an aluminium wire is

100 cm

. What will be the increase in its length when its temperature is raised to

50 ° C

from

30 ° C

? Coefficient of linear expansion for aluminium is

26 \times 10^{- 6} / ° C

.

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 11

Define specific heat capacity.

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10th Chhattisgarh Board

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Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 12

What are the types of heat transfer? Write about them.

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 13

Give few examples of effects of heat seen in our daily life.