Heat Transfer Which of the following has the lowest overall heat transfer co-efficient? Dowtherm Molten sodium Water Air Dowtherm Molten sodium Water Air ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The thickness of condensate layer in filmwise condensation depends on the Condensation rate Surface configuration Liquid flow rate from the surface All of these Condensation rate Surface configuration Liquid flow rate from the surface All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Kirchoff's law is applicable to Total radiation only Monochromatic radiation only Only volumes and not to surfaces Both A and B Total radiation only Monochromatic radiation only Only volumes and not to surfaces Both A and B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the None of these Evaporators operate under vacuum Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point None of these Evaporators operate under vacuum Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively) E/C C/E 1/CE CE E/C C/E 1/CE CE ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscosity of gases __________ with increase in temperature. Increase very rapidly Decrease slowly Increase slowly Remain unaffected Increase very rapidly Decrease slowly Increase slowly Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
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