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50 g of metal piece at 27°C requires 2400 J of heat energy so as to attain a temperature of 327°C . Calculate the specific heat capacity of the metal.
How will climate changes affect the various animal species?
The substances like water which have ........... Heat capacity warm up more slowly than substances like iron which have .......... heat capacity.
What change in heat energy occurs when lead at its melting point
solidifies without change in the temperature?
What are the factors on which the quantity of heat given to a body depends?
Explain, why do sandy soils, get heated up quickly as compared to wet soils?
1 kg of water freezes to form ice at 0°C. What amount of heat is withdrawn?
_______ is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
Consider the statement given below and choose the correct option.
Assertion: Radiation is a form of heat transfer which takes place only in vacuum.
Reason: The thermal energy is transferred from one part of a substance to another part without the actual movement of the atoms or molecules.
Match the columns:
| Column ‘A’ | Column ‘B’ |
| The SI unit of specific heat capacity | (a) Jkg−1°C−1 |
| (b) kg/m3 | |
| (c) calorie |
