Heat Transfer Which of the following is generally considered as opaque surface towards radiations? Gases Both solids & liquids Liquids Solids Gases Both solids & liquids Liquids Solids ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ paint has the minimum absorption co-efficient. Grey White lead Light cream Black Grey White lead Light cream Black ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A measure of the extent to which viscous heating is important relative to the heat flow resulting from the impressed temperature difference is represented by the __________ number. Condensation Stantan Brinkman Grashoff Condensation Stantan Brinkman Grashoff ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat transfer rates does not depend upon the distance between the heat source and the object receiving the heat type of absorbing surface none of the listed here surface area and temperature of the heat source distance between the heat source and the object receiving the heat type of absorbing surface none of the listed here surface area and temperature of the heat source ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a body is equal to its emissivity at a particular temperature for circular bodies under thermal equilibrium none of the listed here at a particular temperature for circular bodies under thermal equilibrium none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is the most controlling factor for the rate of bubble detachment from the hot solid surface? Hot surface temperature Interfacial tension Liquid density Liquid viscosity Hot surface temperature Interfacial tension Liquid density Liquid viscosity ANSWER DOWNLOAD EXAMIANS APP
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