Home
Class 11
PHYSICS
A metal rod of cross sectional area 1.0c...

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.

Promotional Banner

Similar Questions

Explore conceptually related problems

Find the rate of heat flow through a cross section of the rod shown in figure (theta_(2)gttheta_(1) . Thermal conductivity of the material of the rod is K.

Find the rate of heat flow through a cross section of the rod shown in figure (theta_(2)gttheta_(1)) . Thermal conductivity of the material of the rod is K.

Find the rate of heat flow through a cross section of the rod shown in figure (theta_(2)gttheta_(1)) . Thermal conductivity of the material of the rod is K.

A rod of length1m having cross sections area 0.75m^(2), conducts heat at 6000J/sec.Then the temperature difference across the rod isK=200Wm^(-1)k^(-1)

A rod of length 1 m having cross-sectional area 0.75m^(2) conducts heat at 6000Js^(-1) . Then the temperature difference acorss the rod is, if K=200Wm^(-1)K^(-1)

An irregular rod of same uniform material as shown in is conducting heat at a steady rate. The temperature gradient at varoius sections versus area of cross section graph will be .

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) ]

One end of a metal rod of length 1.0 m and area of cross section 100cm^2 is maintained at 100° C. If the other end of the rod is maintained at 0°C, the quantity of heat transmitted through the rod per minute is (Coefficient of thermal conductivity of material of rod =100 W/m-K)

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) .