Heat Transfer Critical value of the __________ number governs the transition from laminar to turbulent flow in free convection heat transfer. Both A & B Grashoff Prandtl & Grashoff Reynolds Both A & B Grashoff Prandtl & Grashoff Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Calburn analogy is applicable for the value of Prandtl number from 120 to 400 0.001 to 1 0.6 to 120 0.5 to 5 120 to 400 0.001 to 1 0.6 to 120 0.5 to 5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively) E/C CE C/E 1/CE E/C CE C/E 1/CE ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number is a function of Prandtl number and __________ number of fluid in natural convection heat transfer. Biot Reynolds Grashoff Stantan Biot Reynolds Grashoff Stantan ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reason for operating an evaporator in multiple effect is to secure Increased capacity Both A and B Decreased steam consumption Increased steam economy Increased capacity Both A and B Decreased steam consumption Increased steam economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Presence of a non-condensing gas in a condensing vapour increases the rate of condensation None of the listed here decreases thermal resistance is desirable to increase the film co-efficient increases the rate of condensation None of the listed here decreases thermal resistance is desirable to increase the film co-efficient ANSWER DOWNLOAD EXAMIANS APP
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