Heat Transfer In a shell and tube heat exchanger, floating head is used for Low pressure drop Less corrosion of tubes Large temperature differentials High heat transfer co-efficient Low pressure drop Less corrosion of tubes Large temperature differentials High heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head none of the listed here square root of twice four times none of the listed here square root of twice four times ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Indirect contact heat exchangers are preferred over direct contact heat exchangers, because There is no mist formation Cost of equipment is lower Heat transfer co-efficient are high There is no risk of contamination There is no mist formation Cost of equipment is lower Heat transfer co-efficient are high There is no risk of contamination ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dietus-Boelter equation cannot be used for molten metals mainly due to its very low thermal conductivity Prandtl number Grashoff number viscosity thermal conductivity Prandtl number Grashoff number viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Minimum recommended baffle spacing in a shell and tube heat exchanger is about (where, D = shell diameter) 0.2 D 0.3 D 0.5 D 0.4 D 0.2 D 0.3 D 0.5 D 0.4 D 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 Grashoff Prandtl & Grashoff Reynolds Both A & B Grashoff Prandtl & Grashoff Reynolds ANSWER DOWNLOAD EXAMIANS APP
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