Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Pressure Density Corrosiveness & fouling characteristics Viscosity Pressure Density Corrosiveness & fouling characteristics Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is concerned with both heat and mass transfer ? Nusselt number Froude number Kutateladze number Lewis relationship Nusselt number Froude number Kutateladze number Lewis relationship ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which one gives the monochromatic emissive power for black body radiation ? Wien's law Stefan-Boltzman law Kirchhoffs law Planck's law Wien's law Stefan-Boltzman law Kirchhoffs law Planck's law ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Three solid objects of the same material and of equal mass-a sphere, a cylinder (length = diameter) and a cube are at 500°C initially. These are dropped in a quenching bath containing a large volume of cooling oil each attaining the bath temperature eventually. The time required for 90% change in temperature is the smallest for Equal for all the three Cube Sphere Cylinder Equal for all the three Cube Sphere Cylinder ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Economy of an evaporator is influenced by the Number of effect Both B & C Feed temperature Steam pressure Number of effect Both B & C Feed temperature Steam pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the unit of thermal conductivity ? Kcal/hr.m.°C Kcal/hr.m Kcal/hr. °C Kcal/hr. m² °C Kcal/hr.m.°C Kcal/hr.m Kcal/hr. °C Kcal/hr. m² °C ANSWER DOWNLOAD EXAMIANS APP
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