Heat Transfer What is the absorptivity of a black body? 0.78 0.95 1 0.78 0.95 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD can't be used as such without a correction factor for the Multipass heat exchanger All of these Condensation of mixed vapour in a condenser Baffled heat exchanger Multipass heat exchanger All of these Condensation of mixed vapour in a condenser Baffled heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When vaporisation takes place through a blanketting film of gas, the phenomenon is termed as __________ boiling. transition none of the listed here film pool transition none of the listed here film pool ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The actual temperature drop across the heating surface in an evaporator depends on the All of these Feed Depth of liquid over heating surface Pressure difference between steam chest and vapour space All of these Feed Depth of liquid over heating surface Pressure difference between steam chest and vapour space ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Peclet number (Pe) is given by Pe = Nu.Re Pe = Pr/Re Pe = Re.Pr Pe = Re/Pr Pe = Nu.Re Pe = Pr/Re Pe = Re.Pr Pe = Re/Pr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is Less More Either more or less ; depends on the nature of vapor Some Less More Either more or less ; depends on the nature of vapor Some ANSWER DOWNLOAD EXAMIANS APP
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