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प्रश्न
_______ is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
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उत्तर
Specific heat capacity is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
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संबंधित प्रश्न
A solid of mass 50 g at 150 °C is placed in 100 g of water at 11 °C when the final temperature recorded is 20 °C. Find the specific heat capacity of the solid. (specific heat capacity of water = 4.2 J/g °C)
Water is used in hot water bottles for fomentation. Give a reason.
Some heat is provided to a body to raise its temperature by 25°C. What will be the corresponding rise in temperature of the body as shown on the Kelvin scale?
Calculate the ratio of two specific heats of polyatomic gas molecules.
Write a short note.
Specific heat capacity
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.
Define specific heat capacity.
Numerical Problem.
What could be the final temperature of a mixture of 100 g of water at 90 °C and 600g of water at 20°C.
Two metals A and B have specific heat capacities in the ratio 2:3. If they are supplied same amount of heat then
Which metal piece will have greater mass if the rise in temperature is the same for both metals?
A metal ball of heat capacity 50J/°C loses 2000 J of heat. By how much will its temperature fall?
