Thermal diffusivity of a substance is

Thermal diffusivity of a substance is Correct Answer All of the above

The thermal diffusivity of a substance or material is the thermal conductivity divided by the density and specific heat capacity at constant pressure and is a measure the rate of transfer of heat of a substance or material from the hot side to the cold side.
Bissoy MCQ

Related Questions

Thermal diffusivity of a substance is proportional to (where, k = Thermal conductivity)
The ratio of momentum diffusivity to thermal diffusivity is the __________ number.
If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is
If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the
The unit of thermal diffusivity is
Thermal diffusivity is a
Thermal diffusivity is
Unit of thermal diffusivity is
The highest thermal diffusivity is of
The lowest thermal diffusivity is of