Heat Transfer Which of the following has the highest thermal conductivity ? Water Black Silver Air Water Black Silver Air ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl number is the ratio of Thermal diffusivity to mass diffusivity Momentum diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity Thermal diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity Momentum diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity Thermal diffusivity to momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Double pipe heat exchangers are preferably useful, when Overall heat transfer co-efficient is very high A corrosive liquid is to be heated Requirement of heat transfer area is low High viscosity liquid is to be cooled Overall heat transfer co-efficient is very high A corrosive liquid is to be heated Requirement of heat transfer area is low High viscosity liquid is to be cooled ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is not concerned with the heat transfer? Schmidt number Brinkman number Peclet number Stanton number Schmidt number Brinkman number Peclet number Stanton number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Trap is used to remove __________ from steam pipe lines. Non-condensables Steam None of these Condensate Non-condensables Steam None of these Condensate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits Abundance & high heat capacity Low density High fluidity Low viscosity Abundance & high heat capacity Low density High fluidity Low viscosity ANSWER DOWNLOAD EXAMIANS APP
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