68) Which of the following property of air does not increase with rise in temperature
Answer is:
density
Related Heat transfer MCQ with Answers
Answer is:
watt/cm2 °K4
Explanation:
According to Stefan's law, the total radiation from a black body per second per unit area is directly proportional to the fourth power of the absolute temperature. Stefan Boltzmann law is applicable for heat transfer by radiation. The unit of Stefan-Boltzman is Watt/m2K4.
Answer is:
Grashoff no. and Prandtl no.
Answer is:
radiation
Explanation:
Stefan Boltzmann law is applicable for heat transfer by radiation. According to Stefan's law, the total radiation from a black body per second per unit area is directly proportional to the fourth power of the absolute temperature.