Heat Transfer Radiator of an automobile engine is a __________ type of heat exchanger. Direct contact Counter-current Co-current Cross-current Direct contact Counter-current Co-current Cross-current ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is Some Either more or less ; depends on the nature of vapor More Less Some Either more or less ; depends on the nature of vapor More Less ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number for full developed, laminar, constant property flow in a pipe at uniform heat flux is 0.72 4.364 18 83 0.72 4.364 18 83 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. Stantan Brinkman Grashoff Condensation Stantan Brinkman Grashoff Condensation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer Increases Decreases Remains unaffected Increases exponentially Increases Decreases Remains unaffected Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the Capacity of the evaporator is decreased True temperature drop increases Both B and C Capacity of the evaporator is increased Capacity of the evaporator is decreased True temperature drop increases Both B and C Capacity of the evaporator is increased ANSWER DOWNLOAD EXAMIANS APP
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