Tag: conduction
Questions Related to conduction
At a common temperature ,a block of wood and a block of metal feel equally cool or hot. The temperatures of metal and wood are
Choose the correct experiment to demonstrate the transfer of heat by the process of conduction.
If a rod is in a variable state (not in steady state), then
By which of the following methods could a cup of hot tea lose heat when placed on metallic table in a class room
a) conduction
b) convection
c) radiation
d) evaporation of liquid.
The quantity of heat flowing for $10 \ s$ 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$^{o}$C , the coefficient of thermal conductivity of the rod in Wm$^{-1}$K$^{-1}$ is:
SI units of thermal conductivity are
The thermal conductivity of a rod depends on
Coefficient of thermal conductivity :
A red hot brick is placed on an iron tripod stand which stands on a large block of copper. The brick loses heat by: