Home
MCQ QUIZ APP DOWNLOAD

What is the correct answer?

4

According to Stefan Boltzmann law, the total radiation from a black body per second per unit area is directly proportional to the

A. Absolute temperature

B. Square of the absolute temperature

C. Cube of the absolute temperature

D. Fourth power of the absolute temperature

Correct Answer :

D. Fourth power of the absolute temperature


Share this question with your friends
Show all Heat & Mass Transfer MCQ

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..

Related Questions

Two balls of same material and finish have their diameters in the ratio… Log mean temperature difference in case of counter flow compared to parallel… In a heat exchanger with one fluid evaporating or condensing, the surface… Kirchhoff's law states that Heat transfer takes place as per Cork is a good insulator because it has Which of the following is the case of heat transfer by radiation? A steam pipe is to be lined with two layers of insulating materials of… Fourier's law of heat conduction is valid for Thermal conductivity of non-metallic amorphous solids with decrease in… Thermal conductivity of air with rise in temperature When heat is transferred from one particle of hot body to another by actual… Thermal conductivity of glass wool varies from sample to sample because… Temperature of steam at around 540°C can be measured by The most commonly used method for the design of duct size is the LMTD in case of counter flow heat exchanger as compared to parallel flow… Two plates spaced 150 mm apart are maintained at 1000°C and 70°C.… Which of the following has maximum value of thermal conductivity? Thermal conductivity of wood depends on The rate of heat flow through a body is Q = [kA (T₁ - T₂)]/x.… Sensible heat is the heat required to In a shell and tube heat exchanger, baffles are provided on the shell… The highest thermal diffusivity is of The heat is transferred by conduction, convection and radiation in Which of the following is expected to have highest thermal conductivity? The natural convection air cooled condensers are used in Which of the following statement is correct? An electric cable of aluminium conductor (k = 240 W/mK) is to be insulated… Joule sec is the unit of The critical temperature is the temperature

Also checkout

Rearrangement Set 8 MCQ Hydraulics & Fluid Machineries MCQ Gravitation MCQ Biological Classification MCQ Operating System MCQ Inequalities MCQ CNA Practice MCQ H.C.F and L.C.M MCQ Rearrangement Set 2 MCQ Surface Area MCQ Wound Repair And Care MCQ Puzzle MCQ