A uniform slab of dimension `10cmxx10cmxx1cm` is kept between two heat reservoire at temperatures `10^(@)C and `90^(@)C` The larger surface areas touch the reservoirs. The thermal condutivity of the material is `0.80Wm^(-1)`^(@)C^(-1)` . Find the amount of heat flowing through the slab per minute.

A uniform slab of dimension 10cm xx 10cm xx 1cm is kept between two heat reservoirs at temperatures 10°C and 90°C. The larger surface areas touch the reservoirs. The thermal conductivity of the material is 0.80 W/m–°C. Find the amount of heat flowing through the slab per second.

A rod of 1m length and area of cross-section 1cm^(2) is connected across two heat reservoirs at temperature 100^(@)C and 0^(@)C as shown. The heat flow per second through the rod in steady state will be [Thermal conductivity of material of rod =0.09kilocalm^(-1)s^(-1)('^(@)C) ]

A rod of 1 m length and area of cross-section 1 cm^2 is connected across two heat reservoirs at temperatures 100^@C and 0^@C as shown. The heat flow per second through the rod in steady state will be [Thermal conductivity of material of rod = 0.09 kilocal m^(-1)s^(-1)(""^@C)]

A heat source at T = 10^(3) K is connected to another heat reservoir at T = 10^(2) K by a copper slab which is 1 m thick. Given that the thermal conductivity of copper is 0.1 WK^(-1)m^(-1) , the energy flux through it in steady state is :

A heat source at T = 10^(3) K is connected to another heat reservoir at T = 10^(2) K by a copper slab which is 1 m thick. Given that the thermal conductivity of copper is 0.1 WK^(-1)m^(-1) , the energy flux through it in steady state is :

A slab of stone area 3600 cm^(2) and thickness 10cm is exposed on the lower surface to steam at 100^(@)C A block of ice at 0^(@)C rest on upper surface of the slab. In one hour 4.8kg of ice is melted. The thermal conductivity of the stone in Js^(-1)m^(-1)k^(-1) is (latent heat of ice =3.36 xx 10^(5) J//Kg .

A slab of stone of area 3600 cm^(2) and thickness 10 cm is exposed on the lower surface to steam at 100^(@)C . A block of ice at 0^(@)C rests on upper surface of the slab. In one hour 4.8 kg of ice is melted. The thermal conductivity of the stone In js^(-1) m^(-1) k^(-1) is (latent heat of ice = 3.36 xx 10^(5) j//kg )

A metal rod of cross sectional area 1.0cm^(2) is being heated at one end. At one time , the temperature gradient is 5.0^(@)C cm^(-1) at cross section A and is 2.5^(@)Ccm^(-1) at cross section B. calculate the rate at which the temperature is increasing in the part AB of the rod. The heat capacity of the part AB =0.40J^(@)C^(-1) , thermal conductivity of the material of the rod. K=200Wm^(-1)C^(-1) . Neglect any loss of heat to the atmosphere.