Heat Transfer Boiling of milk in an open vessel is an example of __________ boiling. None of these Film Saturated nucleate Sub-cooled None of these Film Saturated nucleate Sub-cooled ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Calburn analogy is applicable for the value of Prandtl number from 0.5 to 5 0.001 to 1 0.6 to 120 120 to 400 0.5 to 5 0.001 to 1 0.6 to 120 120 to 400 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of most liquids First increases upto a certain temperature and then becomes constant Increases Decreases Remains same First increases upto a certain temperature and then becomes constant Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the Condensate is corrosive in nature Higher condensing film co-efficient is desired Temperature of the incoming vapor is very high Lower pressure drop through the exchanger is desired Condensate is corrosive in nature Higher condensing film co-efficient is desired Temperature of the incoming vapor is very high Lower pressure drop through the exchanger is desired ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used In low range of temperature differences Because of its low cost To prevent corrosion of the tube bundles In high range of temperature differences In low range of temperature differences Because of its low cost To prevent corrosion of the tube bundles In high range of temperature differences ANSWER DOWNLOAD EXAMIANS APP
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