Heat Transfer A black body does not __________ radiation. Absorb or emit Reflect Both B & C Refract Absorb or emit Reflect Both B & C Refract ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum absorptivity? Refractory bricks Aluminium foil Iron plates Coal dust Refractory bricks Aluminium foil Iron plates Coal dust ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Wavelength corresponding to the maximum energy is inversely proportional to the absolute temperature. This is __________ law. Stefan's Dalton's Wien's Kirchoffs Stefan's Dalton's Wien's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C. 5000-15000 100-500 1000-1500 18537 5000-15000 100-500 1000-1500 18537 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Baffles are provided in heat exchangers to increase the Heat transfer rate Fouling factor Heat transfer co-efficient Heat transfer area Heat transfer rate Fouling factor Heat transfer co-efficient Heat transfer area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivity of a gas at low density, __________ with increase in temperature. Increases Remains unchanged May increase or decrease; depends on the gas Decreases Increases Remains unchanged May increase or decrease; depends on the gas Decreases ANSWER DOWNLOAD EXAMIANS APP
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