What is latent heat?

Important Questions on Heat and Temperature

EASY

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 5

A balloon filled with gas bursts when we take it close to fire, why?

EASY

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 6

Convert the temperature $14 °\mathrm{F}$ into Celsius.

EASY

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 6

Convert the temperature $100 °\mathrm{C}$ into Fahrenheit.

EASY

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 6

Convert the temperature $12 \mathrm{K}$ into Celsius.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 7

Write three uses of specific heat of water in daily life.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 3 - Heat and Temperature>Exercise>Q 8

Determine the final temperature if we mix $1 \mathrm{kg}$ of water which is at $40 °\mathrm{C}$ with $1 \mathrm{kg}$ of water which is at $60 °\mathrm{C}$.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

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

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

MEDIUM

10th Chhattisgarh Board

IMPORTANT

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

Length of an aluminium wire is $100 \mathrm{cm}$. What will be the increase in its length when its temperature is raised to $50 °\mathrm{C}$ from $30 °\mathrm{C}$? Coefficient of linear expansion for aluminium is $26\times {10}^{-6}/°\mathrm{C}$.