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Specific Heat Capacity...

Specific Heat Capacity

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The fixed amount of heat absorbed by 1 g of water, when heated through `1^@C`, is called its specific heat capacity.
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A hot solid of mass 60 g at 100^(@)C is placed in 150 g of water at 20^(@)C . The final steady temperature recorded is 25^(@)C . Calculate the specific heat capacity of the solid. [Specific heat capacity of water = 4200 kg^(-1)""^(@)C^(-1) ]

The amount of heat energy required to convert 1 kg of ice at -10^@ C to water at 100^@ C is 7,77,000 J. Calculate the specific latent heat of ice. Specific heat capacity of ice = 2100 J kg^(-1) K^(-1) , specific heat capacity of water = 4200 J kg^(-1) K^(-1) .

104 g of water at 30^@ C is taken in a calorimeter made of copper of mass 42 g. When a certain mass of ice at 0°C is added to it, the final steady temperature of the mixture after the ice has melted, was found to be 10^@ C. Find the mass of ice added. [Specific heat capacity of water = 4.2 J g^(-1)""^@ C^(-1) , Specific latent heat of fusion of ice = 336 J g^(-1) , Specific heat capacity of copper = 0.4 Jg^(-1) ""^@ C^(-1) ].

A small quantity mass m, of water at a temperature theta ("in " ^(@)C) is poured on to a larger mass M of ice which is at its melting point. If c is the specific heat capacity of water and L the specific heat capacity of water and L the specific latent heat of fusion of ice, then the mass of ice melted is give by

A small quantity mass m, of water at a temperature theta ("in " ^(@)C) is poured on to a larger mass M of ice which is at its melting point. If c is the specific heat capacity of water and L the specific heat capacity of water and L the specific latent heat of fusion of ice, then the mass of ice melted is give by

If the ratio of principal specific heat capacities of a certain gas is 1:4 and its density at STP is 0.09 kgm^(-3) calculate the values of specific heat capacity at constant pressure and constant volume. [Standard atmospheric pressure =1.01 xx 10 ^(5) Nm ^(-2)

Statement-1: Specific heat capacities of all substance approach zero as T to O Statement-2: Molecular motion ceases at very low temperature.

The temperature of a hot liquid in a container of negligible heat capacity falls at the rate of 3K//min due to heat emission to the surroundings, just before it begins to solidify. The temperature then remains constant for 30min , by the time the liquid has all solidfied. Find the ratio of specific heat capacity of liquid to specific latent heat of fusion.

A sphere of alumininum of mass 0.047 kg placed for sufficient time in a vessel containing boling water, so that the sphere is at 100^(@)C . It is then immediately transferred to 0.14 kg copper calorimeter containing 0.25 kg of water at 20^(@) C . The temperature of water rises and attains a steady state at 23^(@)C . calculate the specific heat capacity of aluminum. Specific heat capacity of copper = 0.386 xx 10^(3) J kg^(-1) K^(-1) . Specific heat capacity of water = 4.18 xx 10^(-3) J kg^(-1) K^(-1)

Some heat energy is given to 120 g of water and its temperature rises by 10 K. When the same amount of heat energy is given to 60 g of oil, its temperature rises by 40 K. The specific heat capacity of water is 4200 J kg- K^(-1) . Calculate : (i) the amount of heat energy in joule given to water, and (ii) the specific heat capacity of oil.