Home

What is the correct answer?

4

Unit of thermal conductivity in M.K.S. units is

A. K cal/kg m² °C

B. K cal m/hr m² °C

C. K cal/hr m² °C

D. K calm/hr °C

Correct Answer :

B. K cal m/hr m² °C


Related Questions

The amount of radiation mainly depends upon the Two long parallel surfaces each of emissivity 0.7 are maintained at different… According to Dalton's law of partial pressures, (where pb = Barometric… Radiation is the process of heat transfer in which heat flows from a ________,… Thermal diffusivity of a substance is Sensible heat is the heat required to In free convection heat transfer, Nusselt number is function of The logarithmic mean temperature difference (tm) is given by (where Δt1… The process of heat transfer from one particle of the fluid to another… The amount of radiation mainly depends on Kirchhoff's law states that In a heat exchanger with one fluid evaporating or condensing, the surface… According to Prevost theory of heat exchange Film coefficient is defined as Inside diameter of tube Two plates spaced 150 mm apart are maintained at 1000°C and 70°C.… The value of Prandtl number for air is about The product of Reynolds number and Prandtl number is known as The unit of Stefan Boltzmann constant is Total heat is the heat required to The emissive power of a body depends upon its Thermal conductivity of water at 20°C is of the order of In heat exchangers, degree of approach is defined as the difference between… Heat transfer in liquid and gases takes place by The ratio of the energy absorbed by the body to total energy falling on… All radiations in a black body are The heat of sun reaches to us according to In free convection heat transfer transition from laminar to turbulent… According to Kirchoff's law, the ratio of emissive power to absorptivity… An ordinary passenger aircraft requires a cooling system of capacity. Heat transfer takes place as per