Heat Transfer Which of the following has the highest thermal conductivity ? Black Silver Water Air Black Silver Water Air ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Air is to be heated by condensing steam. Two heat exchangers are available (i) a shell and tube heat exchanger and (ii) a finned tube heat exchanger. Tube side heat transfer area are equal in both the cases. The recommended arrangement is Finned tube heat exchanger with air outside and steam inside Shell and tube heat exchanger with air on shell side and steam inside tubes Shell and tube heat exchanger with air inside tubes and steam on shell side Finned tube heat exchanger with air inside and steam outside Finned tube heat exchanger with air outside and steam inside Shell and tube heat exchanger with air on shell side and steam inside tubes Shell and tube heat exchanger with air inside tubes and steam on shell side Finned tube heat exchanger with air inside and steam outside ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation accounts for Investment economy Steam economy None of these Lower operating costs Investment economy Steam economy None of these Lower operating costs ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Vibrations in the tubes of a shell and tube heat exchanger is induced due to the Flow of fluid on the tube and shell sides All of these Vibrations transmitted through piping and/or supports due to external reasons Oscillations in the flow of shell/tube sides fluid Flow of fluid on the tube and shell sides All of these Vibrations transmitted through piping and/or supports due to external reasons Oscillations in the flow of shell/tube sides fluid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Natural convection is characterised by Peclet number Prandtl number Reynolds number Grashhoff number Peclet number Prandtl number Reynolds number Grashhoff number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law. Logarithmic Linear Hyperbolic Parabolic Logarithmic Linear Hyperbolic Parabolic ANSWER DOWNLOAD EXAMIANS APP
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