HARD
Earn 100

What is the main reason for using water in car radiators?

50% studentsanswered this correctly

Important Questions on Heat

HARD
Which material would cool down the fastest when removed from heat?
HARD
What happens to heat capacity when the mass of an object doubles?
HARD
Which factor does specific heat capacity depend on?
HARD
What does a high specific heat capacity imply about a substance?
MEDIUM
Which substance has the highest specific heat capacity?
HARD
Why does water take longer to heat up compared to iron?
HARD
How does the specific heat capacity of metals compare to non-metals?
MEDIUM
Equal heat is given to two objects A and B of mass 1 g. Temperature of A increases by 3°C and B by 5°C. Select the correct statement related to the given situation.
HARD
If the specific heat capacity of water is 4200 J/kg·K, how much energy is required to heat 2 kg of water by 5 K?
EASY
What is the SI unit of specific heat capacity?
HARD
What is the temperature change if 100 J of heat is added to a 2 kg substance with a specific heat capacity of 10 J/kg·K?
EASY
Which equation relates heat energy, mass, specific heat capacity, and temperature change?
HARD
Why does sand heat up faster than water under the sun?
HARD
Which physical state generally has the highest specific heat capacity?
HARD
What is the relationship between heat capacity and specific heat capacity?
EASY
Which device measures specific heat capacity experimentally?
MEDIUM
The magnitude of heat absorbed by an object depends-
EASY
If objects of equal masses are given equal heat, their final temperature will be different. This is due to difference in their :
HARD
What is the heat capacity of an object if 2000 J of energy raises its temperature by 10 K?
HARD
How does specific heat capacity affect climate near oceans?