190gm of water are contained in a copper colorimeter of mass 100gm at 22°C. When 40gm of pieces of metal at 100°C are dropped into the calorimeter, the temperature of the system is found raised by 3°C. The specific heat of metal is (given specific heat of copper = 0.1cal/gm/°C)

A copper ball of mass 100 gm is at a temperature T. It is dropped in a copper calorimeter of mass 100 gm, filled with 170 gm of water at room temperature. Subsequently, the temperature of the system is found to be 75^(@)C . T is given by : (Given : room temperature = 30^(@)C , specific heat of copper =0.1 cal//gm^(@)C )

A calorimeter of mass 50 g and specific heat capacity 0.42Jg^(-1)""^(@)C^(-1) contains some mass of water at 20°C. A metal piece of mass 20 g at 100^(@)C is dropped into the calorimeter. After stirring, the final temperature of the mixture is found to be 22^(@)C . Find the mass of water used in the calorimeter. [specific heat capacity of the metal piece = 0.3Jg^(-1)""^(@)C^(-1) specific heat capacity of water = 4.2Jg^(-1)""^(@)C^(-1) ]

Water of mass m_(2) = 1 kg is contained in a copper calorimeter of mass m_(1) = 1 kg . Their common temperature t = 10^(@)C . Now a piece of ice of mass m_(2) = 2 kg and temperature is -11^(@)C dropped into the calorimeter. Neglecting any heat loss, the final temperature of system is. [specific heat of copper =0.1 Kcal//kg^(@)C , specific heat of water = 1 Kcal//kg^(@)C , specific heat of ice = 0.5 Kcal//kg^(@)C , latent heat of fusion of ice = 78.7 Kcal//kg ]

When 400 J of heat are added to a 0.1 kg sample of metal, its temperature increase by 20(@) C. What isthe specific heat of the metal?

When 0.2 kg of brass at 100 .^(@) C is dropped into 0.5 kg of water at 20 .^(@) C ,the resulting temperature is 23 .^(@) C . The specific heat of brass is.

250 g of water at 30^(@)C is present in a copper vessel of mass 50 g. Calculate the mass of ice required to bring down the temperature of the vessel and its contents to 5^(@)C . Specific latent heat of fusion of ice = 336xx10^(3)Jkg^(-1) Specific heat capacity of copper vessel = 400Jkg^(-1)""^(@)C^(-1) Specific heat capacity of water = 4200Jkg^(-1)""^(@)C^(-1) .

In an experiment to determine the specific heat of aluminium, piece of aluminimum weighing 500 g is heated to 100 .^(@) C . It is then quickly transferred into a copper calorimeter of mass 500 g containing 300g of water at 30 .^(@) C . The final temperature of the mixture is found to be 46.8 .^(@) c . If specific heat of copper is 0.093 cal g^-1 .^(@) C^-1 , then the specific heat aluminium is.

The thermal capacity of 40 g of aluminium (specific heat =0.2 cal//gm^(@)C )

The water equivatent of a 400 g copper calorimeter (specific heat =0.1 "cal"//g^(@)C )

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) ].