Heat Transfer The unit of heat transfer co-efficient in SI unit is J/m°K W/m°K J/M2°K W/m2°K J/m°K W/m°K J/M2°K W/m2°K ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is Thick walled Having the value of Ao/Ai > 2 Thin walled having the value of Ao Ai/< 2 Both B and C Thick walled Having the value of Ao/Ai > 2 Thin walled having the value of Ao Ai/< 2 Both B and C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is 2 10 100 0.5 2 10 100 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The average heat transfer co-efficient over the entire length of the plate (ha) and the local heat transfer co-efficient (hL), in case of heat transfer over a flat plate in lminar zone is related as Ha = 2hL Ha = 0.8hL Ha= 5hL Ha = hL Ha = 2hL Ha = 0.8hL Ha= 5hL Ha = hL ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A diathermaneous substance __________ the thermal radiation completely. None of these Reflects Transmits Absorbs None of these Reflects Transmits Absorbs ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fourier's law applies to the heat transfer by radiation convection conduction None of the listed here radiation convection conduction None of the listed here ANSWER DOWNLOAD EXAMIANS APP