Heat Transfer A diathermaneous substance __________ the thermal radiation completely. Transmits Absorbs None of these Reflects Transmits Absorbs None of these Reflects ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The sum of reflectivity and absorptivity for an opaque body is equal to 1 2 0.5 1 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Walls of a cubical oven are of thickness l, and they are made of material of thermal conductivity k. The temperature inside the oven is 100°C and the inside heat transfer co-efficient is 3k/l. If the wall temperature on the outside is held at 25°C, what is the inside wall temperature in degree centigrade? 35.5 48.25 81.25 43.75 35.5 48.25 81.25 43.75 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following accessories is provided in the vapor line of an evaporator for removing the entrained liquid ? Vent None of the listed here Bleed point Catchall Vent None of the listed here Bleed point Catchall ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer _______ paint has the maximum absorption coefficient. Yellow Black Grey White Yellow Black Grey White ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Conductance is given by(where, x = thickness, A = heat flow area, K = thermal conductivity.) X/KA K/Ax A/Kx KA/x X/KA K/Ax A/Kx KA/x ANSWER DOWNLOAD EXAMIANS APP
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