Heat Transfer Bulk of the convective heat transfer resistance from a hot tube surface to the fluid flowing in it, is Mainly confined to a thin film of fluid near the surface In the central core of the fluid None of these Uniformly distributed throughout the fluid Mainly confined to a thin film of fluid near the surface In the central core of the fluid None of these Uniformly distributed throughout the fluid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of __________ boiling, the bubbles formed on a submerged hot surface get absorbed in the mass of the liquid. Low pressure None of these Pool Nucleate Low pressure None of these Pool Nucleate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires None of these Less heating surface Lower maintenance cost More space None of these Less heating surface Lower maintenance cost More space ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a perfectly transparent surface (like gases), the Absorptivity = 0 Reflectivity = 0 Transmissivity = 1 All of these Absorptivity = 0 Reflectivity = 0 Transmissivity = 1 All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A graph between __________ is called Wilson plot. 1/U Vs . 1/v0.8 V0.8 Vs . U 1/v0.8 Vs . U 1/U Vs . 1/V 1/U Vs . 1/v0.8 V0.8 Vs . U 1/v0.8 Vs . U 1/U Vs . 1/V ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for cylindrical pipe is (where, hi = heat transfer coefficient at inside of the pipe ) 2hi/K 2K/h0 hi/K K/h0 2hi/K 2K/h0 hi/K K/h0 ANSWER DOWNLOAD EXAMIANS APP
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