Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the 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 Capacity of the evaporator is decreased ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of non-metallic amorphous solids remains same decreases increases None of the listed here remains same decreases increases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A __________ evaporator employs an annular downtake. Long tube vertical Horizontal Basket type None of these Long tube vertical Horizontal Basket type None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reynold's analogy states that (where, St = Stanton number f = friction factor) St = f1/2 St = f/4 St = 4f St = f/2 St = f1/2 St = f/4 St = 4f St = f/2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Overall heat transfer co-efficient for cooling of hydrocarbons by water is about 1000 - 1500 BTU/hr. ft.2°F 50 -100 W/m² . °K 50 -100 BTU/hr. ft.2°F 50 -100 Kcal/hr.m².°C 1000 - 1500 BTU/hr. ft.2°F 50 -100 W/m² . °K 50 -100 BTU/hr. ft.2°F 50 -100 Kcal/hr.m².°C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Three solid objects of the same material and of equal mass-a sphere, a cylinder (length = diameter) and a cube are at 500°C initially. These are dropped in a quenching bath containing a large volume of cooling oil each attaining the bath temperature eventually. The time required for 90% change in temperature is the smallest for Sphere Cube Cylinder Equal for all the three Sphere Cube Cylinder Equal for all the three ANSWER DOWNLOAD EXAMIANS APP
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