Heat Transfer Which of the following is not used as a medium for high temperature heating ? liquid metal None of the listed here mercury dowtherm liquid metal None of the listed here mercury dowtherm 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 opreate at atmospheric pressure Evaporators operate under vacuum Solution has an elevation of boiling point None of these Evaporators opreate at atmospheric pressure Evaporators operate under vacuum Solution has an elevation of boiling point ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface) h0/2K h0/K 2K/h0 K/h0 h0/2K h0/K 2K/h0 K/h0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Lower than Half Greater than Is same as Lower than Half Greater than Is same as ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be 0.45 0.55 0.35 0.85 0.45 0.55 0.35 0.85 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is < 1 1 > 1 None of these < 1 1 > 1 None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS