The rate of flow of heat through a metal bar of area of cross-section 1 `m^2` when temperature gradient is `1^@C//m` under steady state is called

When a steady current flows through a metal conductor of non-uniform cross-section , then drift velocity is

When the rate of flow of charge through a metallic conductor of non-uniform cross section is uniform, then the quantity that remains constant along the:

When heat flows through a wire of uniform cross section under steady state, then

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 .

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 .

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 .

The rate of flow of heat per unit area per unit temperature gradient across the solid is called………..

If 2 ×10^(6) electrons/s are flowing through an area of cross section of 10^(-4) m^(2) then the current will be:-

If 2×10^(6) electrons/s are flowing through an area of cross section of 2×10^(-4) m^(2) then the current will be:-