Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Geometric mean area None of the listed here Arithmetic mean area Logarithmic mean area Geometric mean area None of the listed here Arithmetic mean area Logarithmic mean area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is the most suitable, when the temperature of shell side fluid is much higher than that of tube side. U-tube None of these Three pass, fixed tube sheet Single pass, fixed tube sheet U-tube None of these Three pass, fixed tube sheet Single pass, fixed tube sheet ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat produced when a steady state current, I passes through an electrical conductor having resistance, 'R' is I2R IR2 None of the listed here IR I2R IR2 None of the listed here IR ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer efficiency leading of energy conservation in a heat exchanger can be achieved by None of these Increasing the tube length Enhancing the fluid pumping rate Keeping the heat transfer surface clean None of these Increasing the tube length Enhancing the fluid pumping rate Keeping the heat transfer surface clean ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the unit of thermal conductivity ? Kcal/hr.m.°C Kcal/hr. m² °C Kcal/hr.m Kcal/hr. °C Kcal/hr.m.°C Kcal/hr. m² °C Kcal/hr.m Kcal/hr. °C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube Exit fluid temperature < wall temperature Exit fluid temperature = wall temperature Graetz number > 100 Exit-fluid temperature > wall temperature Exit fluid temperature < wall temperature Exit fluid temperature = wall temperature Graetz number > 100 Exit-fluid temperature > wall temperature ANSWER DOWNLOAD EXAMIANS APP
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