Heat Transfer Electromagnetic radiations propagate in vacuum with a velocity of __________ metre/second. 3 x l08 3 x l05 3 x l010 3 x l012 3 x l08 3 x l05 3 x l010 3 x l012 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 Lower operating costs Steam economy None of these Investment economy Lower operating costs Steam economy None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of velocity head to tube side return loss in case of a multipass shell and tube heat exchanger is 4 43834 43832 2 4 43834 43832 2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with Decreasing temperature None of these Increasing temperature Decreasing Reynolds number Decreasing temperature None of these Increasing temperature Decreasing Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Calburn analogy is applicable for the value of Prandtl number from 0.6 to 120 0.5 to 5 120 to 400 0.001 to 1 0.6 to 120 0.5 to 5 120 to 400 0.001 to 1 ANSWER DOWNLOAD EXAMIANS APP
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