Heat Transfer Solid angle subtended by the finite surface at the radiating element is called the angle of vision proportional to the square of the distance between surfaces expressed in terms of radians called the view factor. called the angle of vision proportional to the square of the distance between surfaces expressed in terms of radians called the view factor. ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum heat transfer rate is achieved in __________ flow. Laminar Counter-current Turbulent Co-current Laminar Counter-current Turbulent Co-current ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the tube side heat transfer co-efficient just at the entrance of the tube is Infinity Same as average heat transfer co-efficient for tube side None of these Zero Infinity Same as average heat transfer co-efficient for tube side None of these Zero ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law. Parabolic Logarithmic Linear Hyperbolic Parabolic Logarithmic Linear Hyperbolic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the __________ is increased. Liquor-film co-efficient Both A and B Velocity of circulation Neither A and B Liquor-film co-efficient Both A and B Velocity of circulation Neither A and B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Mode of heat transfer in which the fluid moves under the influence of changes in fluid pressure produced by external work is called Natural convection Forced convection Conduction Radiation Natural convection Forced convection Conduction Radiation ANSWER DOWNLOAD EXAMIANS APP
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