Heat Transfer Maximum heat transfer rate is achieved in __________ flow. Counter-current Turbulent Laminar Co-current Counter-current Turbulent Laminar Co-current 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) 2 √(A₁ . A₂) √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For turbulent flow in a tube, the heat transfer co-efficient is obtained from the Dittus-Boelter correlation. If the tube diameter is halved and the flow rate is doubled, then the heat transfer co-efficient will change by a factor of 1 37 1.74 6.1 1 37 1.74 6.1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In sub-cooled boiling, Temperature of the heating surface is less than the boiling point of the liquid Very large vapour space is necessary Bubbles from heating surface are absorbed by the mass of the liquid Temperature of the heating surface is more than the boiling point of the liquid Temperature of the heating surface is less than the boiling point of the liquid Very large vapour space is necessary Bubbles from heating surface are absorbed by the mass of the liquid Temperature of the heating surface is more than the boiling point of the liquid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam is routed through the tube in case of a __________ evaporator. Horizontal tube Basket type Long tube vertical Short tube vertical Horizontal tube Basket type Long tube vertical Short tube vertical ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Removal of __________ heat is involved in the condensation of a vapor under saturated conditions. Super Both B & C Latent Sensible Super Both B & C Latent Sensible ANSWER DOWNLOAD EXAMIANS APP
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