Heat Transfer A BTU/hr.ft.2 °F is equal to 1 kcal/hr. m².°K None of these 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C 1 kcal/hr. m².°K None of these 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Duhring's plot' is of use in Evaporation Absorption Extractive distillation Leaching Evaporation Absorption Extractive distillation Leaching ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam is routed through the tube in case of a __________ evaporator. Long tube vertical Basket type Horizontal tube Short tube vertical Long tube vertical Basket type Horizontal tube Short tube vertical ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivities of most of the liquids __________ with rise in temperature. Remains unchanged Decreases Increases May increase or decrease; depends on the liquid Remains unchanged Decreases Increases May increase or decrease; depends on the liquid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place Both B & C From one part of a body to the another part of the same body Between two bodies not in physical contact with each other Between two bodies in physical contact with each other Both B & C From one part of a body to the another part of the same body Between two bodies not in physical contact with each other Between two bodies in physical contact with each other ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is 2.36 4.36 Dependent on NRe only 120.36 2.36 4.36 Dependent on NRe only 120.36 ANSWER DOWNLOAD EXAMIANS APP
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