EASY
Earn 100

Which equation relates heat energy, mass, specific heat capacity, and temperature change?

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Important Questions on Heat

HARD
How does specific heat capacity affect climate near oceans?
HARD
What does a high specific heat capacity imply about a substance?
MEDIUM
A cube of lead of 500 g at 25 °C is supplied with a 3225 J heat. Find the final temperature (in degree Celsius) of the lead cube. (Take, specific heat of lead is 0.129 Jg °C
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?
HARD
What is the main reason for using water in car radiators?
EASY
What is the SI unit of specific heat capacity?
HARD
Why does sand heat up faster than water under the sun?
MEDIUM
The magnitude of heat absorbed by an object depends-
HARD
What is the heat capacity of an object if 2000 J of energy raises its temperature by 10 K?
MEDIUM
The specific heat capacity of water is less than that of steam.
MEDIUM
Which substance has the highest specific heat capacity?
HARD
Why does water take longer to heat up compared to iron?
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 happens to heat capacity when the mass of an object doubles?
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
Which factor does specific heat capacity depend on?
MEDIUM
Define specific heat capacity.
MEDIUM
Calculate the heat energy (in joules) to raise the temperature of 5 kg of water from 20 °C to 100 °C. (Take specific heat of water, sw=4.2×103 J kg-1 K-1)
MEDIUM
The specific heat capacity of water is less than that of ice.
EASY
Which device measures specific heat capacity experimentally?