The heat is flowing through a rod of length 50 cm and area of cross-section `5cm^(2)` . Its ends are respectively at `25^(@)C` and `125^(@)C` . The coefficient of thermal conductivity of the material of the rod is `0.092 kcal // m × s ×.^(@) C` . The temperature gradient in the rod is

The heat is flowing through a rod of length 50 cm and area of cross-section 5cm². Its ends are respectively at 25°C and 125°C. The coefficient of thermal conductivity of the material of the rod is 0.092 kcal / m×s×°C. The temperature gradient in the rod is

Heat is flowing through a rod of length 25.0 cm having cross-sectional area 8.80 cm^(2) . The coefficient of thermal conductivity for the material of the rod is K = 9.2 xx 10^(-2) kcal s^(-1) m^(-1) .^(@)C^(-1) . The Temperatures of the ends of the rod are 125^(@)C and 0^(@)C in the steady state. Calculate (i) temeprature gradient in the rod (ii) temperature of a point at a distance of 10.0 cm from the hot end and (iii) rate of flow of heat.

A metal rod of area of cross section A has length L and coefficient of thermal conductivity K the thermal resistance of the rod is .

" A metal rod of area of cross section A has length L and coefficient of thermal conductivity K The thermal resistance of the rod is "

The quantity of heat flowing for 10 seconds through a rod of length 40 cm, area 50 cm^(2) is 200 J. If the temperature difference at the ends of the rod is 80^(@) C, then coefficient of thermal conductivity of the rod in Wm^(-1)K^(-1) is

A cylindrical rod of aluminium is of length 20 cm and radius 2 cm. The two ends are maintained at temperatures of 0^(@)C and 50^(@)C the coefficient of thermal conductivity is (0.5" cal")/(cm xx sec xx ""^(@)C) . Then the thermal resistance of the rod in ("cal")/(sec xx ""^(@)C) is

Find the thermal resistance of an aluminium rod of length 20cm and area of cross section 1cm^(2) . The heat current is along the length of the rod. Thermal conductivity of aluminium =200Wm^(-1)K^(-1) .

Find the thermal resistance of an aluminium rod of length 20cm and area of cross section 1cm^(2) . The heat current is along the length of the rod. Thermal conductivity of aluminium =200Wm^(-1)K^(-1) .

Find the thermal resistance of an aluminium rod of length 20cm and area of cross section 1cm^(2) . The heat current is along the length of the rod. Thermal conductivity of aluminium =200Wm^(-1)K^(-1) .

The ends of a copper rod of length 1m and area of cross-section 1cm^2 are maintained at 0^@C and 100^@C . At the centre of the rod there is a source of heat of power 25 W. Calculate the temperature gradient in the two halves of the rod in steady state. Thermal conductivity of copper is 400 Wm^-1 K^-1 .