MEDIUM
10th Chhattisgarh Board
IMPORTANT
Earn 100

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

Important Questions on Heat and Temperature

MEDIUM
10th Chhattisgarh Board
IMPORTANT
Determine the final temperature if we mix 1 kg of water which is at 40 °C with 1 kg of water which is at 60 °C.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
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.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
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 26×10-6/°C.
EASY
10th Chhattisgarh Board
IMPORTANT
Define specific heat capacity.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
What are the types of heat transfer? Write about them.
EASY
10th Chhattisgarh Board
IMPORTANT
Give few examples of effects of heat seen in our daily life.