Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Plug flow Laminar flow Eddy diffusivity = 0 Complete back mixing Plug flow Laminar flow Eddy diffusivity = 0 Complete back mixing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The wall thickness for a large high pressure pipeline is determined by the consideration of the Axial tensile stress in the pipe Forces exerted by static and dynamic action at bends Temperature stresses Circumferential pipewall tension Axial tensile stress in the pipe Forces exerted by static and dynamic action at bends Temperature stresses Circumferential pipewall tension ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 43832 4 43834 2 43832 4 43834 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Pressure drop is proportional to the square Neither A nor B Heat transfer co-efficient is proportional to 0.8th power Both A & B Pressure drop is proportional to the square Neither A nor B Heat transfer co-efficient is proportional to 0.8th power Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 25 per cent cut segmental baffle means that the baffle Spacing is 75% of its height Height is 75% of the I.D. of the shell Width is 25% of its height Height is 25% of the I.D. of the shell Spacing is 75% of its height Height is 75% of the I.D. of the shell Width is 25% of its height Height is 25% of the I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. More Same Less Either A or B; no generalisation can be made More Same Less Either A or B; no generalisation can be made ANSWER DOWNLOAD EXAMIANS APP