A copper block of mass 0.06 kg is heated till its temperature is inreased by `20^(@)C`. Find the heat supplied to the block. [specific heat of copper`=9xx10^(-2)calg^(-1).^(@)C^(-1)`]

A copper block of mass 60kg is heated till its temperature is increased by 20^(@)C . Find the heat supplied to the block. Specific heat capacity of = 0.09 cal g^(-1)-C .

200 gm water is filled in a calorimetry of negligible heat capacity. It is heated till its temperature is increase by 20^(@)C . Find the heat supplied to the water.

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?

500 kg of water is heated from 20^(@) to 100^(@) C . Calculate the increase in the mass of water.Given specific heat of water =4.2 xx 10^(3) J kg ^(-1) .^(@)C^(-1) .

A copper bar of mass 1.5 kg is heated at atmospheric pressure. Its temperature is increased from 30 ^(@)C to 60^(@)C (i) What is the work done by the copper ? (ii) Calculate the amount of heat energy transferred to the copper. (iii) What is the increase in internal energy of the copper ? Coefficient of volume expansion of copper is 5.1 xx 10 ^(-5) (""^(@)C) ^(-1). Density of copper is 8.92 xx10 ^(3) kg//m ^(3). Specific heat capacity of copper is 387 J kg ^(-1) K ^(-1) .

The water equivalent of a copper calorimeter is 4.5g. If the specific heat of copper is 0.09 cal g^(-1).^(@)C^(-1) . Then

Heat required to increases the temperature of 1kg water by 20^(@)C

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) ]

A copper cube of mass 200g slides down an a rough inclined plane of inclination 37^(@) at a constant speed. Assume that any loss in mechanical energy goes into the copper block as thermal energy .Find the increase in the temperature of the block as it slides down through 60cm . Specific heat capacity of copper = 420J kg^(-1) K^(-1)

A copper cube of mass 200g slides down an a rough inclined plane of inclination 37^(@) at a constant speed. Assume that any loss in mechanical energy goes into the copper block as thermal energy .Find the increase in the temperature of the block as it slides down through 60cm . Specific heat capacity of copper = 420J kg^(-1) K^(-1)