Heat Transfer The critical radius of insulation for cylindrical pipe is (where, hi = heat transfer coefficient at inside of the pipe ) hi/K 2K/h0 2hi/K K/h0 hi/K 2K/h0 2hi/K K/h0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For __________ Prandtl number values, the heat conduction will be negligible in the buffer zone. High Extremely low No Low High Extremely low No Low ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in porosity, the thermal conductivity of a solid substance May increase or decrease; depends on the solid Remains unchanged Decreases Increases May increase or decrease; depends on the solid Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Air is best heated with steam in a heat exchanger of shell and tube type plate type double pipe type with fin on steam side double pipe type with fin on air side shell and tube type plate type double pipe type with fin on steam side double pipe type with fin on air side ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger. Twice Four times Once Thrice Twice Four times Once Thrice ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivity of a conducting solid material depends upon its both temperature & porosity porosity None of the listed here temperature both temperature & porosity porosity None of the listed here temperature ANSWER DOWNLOAD EXAMIANS APP
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