Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


The value of the wave length for maximum emissive power is given by

A. Kirchhoff's law

B. Stefan's law

C. Wines law

D. Planck's law

Related Questions

In free convection heat transfer transition from laminar to turbulent… In heat exchangers, degree of approach is defined as the difference between… According to Stefan's law, the total radiation from a black body per second… A heat exchanger with heat transfer surface area A and overall heat transfer… Log mean temperature difference in case of counter flow compared to parallel… A grey body is one whose absorptivity Cork is a good insulator because it has The process of heat transfer from one particle of the body to another… The value of the wave length for maximum emissive power is given by The total emissivity power is .defined as the total amount of radiation… Depending on the radiating properties, a body will be white when Fourier's law of heat conduction is (where Q = Amount of heat flow through… Thermal conductivity of water at 20°C is of the order of The rate of energy transferred by convection to that by conduction is… Two plates spaced 150 mm apart are maintained at 1000°C and 70°C.… The rate of heat flow through a body is Q = [kA (T₁ - T₂)]/x.… The transfer of heat by molecular collision is smallest in Thermal conductivity of solid metals with rise in temperature normally Thermal diffusivity is In a shell and tube heat exchanger, baffles are provided on the shell… When heat is transferred by molecular collision, it is referred to as… Heat is transferred by all three modes of transfer, viz. conduction, convection… Which of the following statement is wrong? Planck's law holds good for Temperature of steam at around 540°C can be measured by The unit of Stefan Boltzmann constant is The amount of heat flow through a body by conduction is The natural convection air cooled condensers are used in Thermal conductivity of a material may be defined as the Film coefficient is defined as the ratio of