A person weighing 60 kg takes in 2000 kcal diet in a day. If this energy were to be used in heating the person without any losses, his rise in temperature would be nearly (Given sp. Heat of human body is `0.83 cal g^(-1), .^@C^(-1)`

A person weighing 50 kg takes in 1500 kcal dict per day. If this energy were to be used in heating the body of person without any losses, then the rise in his temperature is ( specific heat of human body = 0.83 calg^(-1)C^(-1) )

A person weighing 50 kg takes in 1500 kcal dict per day. If this energy were to be used in heating the body of person without any losses, then the rise in his temperature is ( specific heat of human body = 0.83 calg^(-1)C^(-1) )

A lead block of mass 2 kg is supplied with a heat energy of 3600 J. Calculate the rise in temperature, if the sp. heat capacity of lead is 130 J kg^(-1) C^(-1) .

If at 0^@C temperature, 80 calorie heat is given to 1g ice then temperature would be _____

A lead bullet strikes a target with a velocity of 500 ms^(-1) and the bullet falls dead. Calculate the rise in temperature of the bullet assuming that 40% of the heat produced is used in heating the bullet. Given specific heat of lead = 0.03 cal g^(-1).^(@)C^(-1), J = 4.2 J cal^(-1) .

Find the heat energy required to raise the temperature of 5 kg of water at 80^@C to 100^@C . (Specific heat of water is 1 cal g^(-1)""^(@)C^(-1) )

A lead bullet of mass 21g travelling at a speed of 100 ms^(-1) comes to rest in a wooden block. If no heat is taken away by the wood, the rise in temperature of the bullet in the wood nearly is (Sp. Heat of lead 80cal/kg .^(@)C )

A lead bullet weighing 20 g and moving with a velocity of 100 ms^(-1) comes to rest in a fixed block of wood. Calculate the heat developed and the rise in temperature of the bullet assuming that the half of the heat is absorbed by the bulley. The specific heat of lead is 0.03 cal g^(-1).^(@)C^(-1) .

(a) Write the relation between heat capacity and specific heat capacity. (b) 7000 J of heat energy is supplied to a copper sphere of mass 90 g. What is the rise in temperature of the sphere? (Specific heat capacity of copper = 0.09 cal g^(-1)""^(@)C^(-1) )

The heater coil of an elecric kettle is rated at 2000W,200V, How much time will in take is rasing the temperature of 1 litres of water from 20^(@)C to 100^(@)C . Assuming that only 80% of the total heat energy produced by the heater coil is used in raising the temperature of water. Density of water heater coil is used in raising the temperture of water. density of water = 1g cm^(-3) and specific heat of water = 1 "cal" g^(-1) .^(@)C^(-1) .