Heat Transfer What is the steam economy in case of a single effect evaporator system? 0.1 < 1 >1 1 0.1 < 1 >1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body is called grey if the monochromatic emissivity of the body is Zero Unity Different for all wavelengths Same for all wavelengths Zero Unity Different for all wavelengths Same for all wavelengths ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Critical value of the __________ number governs the transition from laminar to turbulent flow in free convection heat transfer. Both A & B Prandtl & Grashoff Grashoff Reynolds Both A & B Prandtl & Grashoff Grashoff Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The local surface conductance for laminar film condensation on vertical surface is (where, t = film thickness) ∝ 1/t ∝ √t Independent of 't' ∝ t ∝ 1/t ∝ √t Independent of 't' ∝ t ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, Nst = f/2, is the __________ analogy. Prandtl Reynolds Colburn None of these Prandtl Reynolds Colburn None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl and Reynolds analogy are same, when Prandtl number is 0.5 > 2 1 1.5 0.5 > 2 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS