Heat Transfer Bulk of the convective heat transfer resistance from a hot tube surface to the fluid flowing in it, is In the central core of the fluid Mainly confined to a thin film of fluid near the surface None of these Uniformly distributed throughout the fluid In the central core of the fluid Mainly confined to a thin film of fluid near the surface None of these Uniformly distributed throughout the fluid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Fouling factor' used in the design of a multipass shell and tube heat exchanger is a Factor of safety Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient None of these Factor of safety Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of floating head in a heat exchanger is to Avoid buckling of tubes Facilitate its lengthening, if needed Provide support for tubes Decrease the pressure drop Avoid buckling of tubes Facilitate its lengthening, if needed Provide support for tubes Decrease the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C. 1000-1500 100-500 18537 5000-15000 1000-1500 100-500 18537 5000-15000 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Use of transverse baffles in a shell and tube heat exchanger is done to increase the Rate of heat transfer All of these Flow velocity Turbulence of shell side fluid Rate of heat transfer All of these Flow velocity Turbulence of shell side fluid ANSWER DOWNLOAD EXAMIANS APP
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