Heat Transfer Grashoff number, which is defined as g . β(Ts - T∞) ρ². L³/μ², is proportional to the ratio of buoyancy force to __________ force. Inertial Elastic Viscous None of these Inertial Elastic Viscous None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the emissivity of a black body? 1 0.9 0.5 1 0.9 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Double pipe heat exchangers are preferably useful, when Requirement of heat transfer area is low High viscosity liquid is to be cooled A corrosive liquid is to be heated Overall heat transfer co-efficient is very high Requirement of heat transfer area is low High viscosity liquid is to be cooled A corrosive liquid is to be heated Overall heat transfer co-efficient is very high ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer (Cp . μ)/K is termed as the __________ number. Stanton Nusselt Grashoff Prandtl Stanton Nusselt Grashoff Prandtl ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat transfer rates does not depend upon the none of the listed here surface area and temperature of the heat source distance between the heat source and the object receiving the heat type of absorbing surface none of the listed here surface area and temperature of the heat source distance between the heat source and the object receiving the heat type of absorbing surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer It is not preferable to use superheated steam in evaporators, because of its very high temperature none of the listed here high pressure low film co-efficient high temperature none of the listed here high pressure low film co-efficient ANSWER DOWNLOAD EXAMIANS APP
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