Process Equipment and Plant Design Generally, as the length of the liquid path on a tray is increased beyond 5 ft, the overall column efficiency Remains same Decreases Increases May increase or decrease depending upon the plate spacing Remains same Decreases Increases May increase or decrease depending upon the plate spacing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wind load consideration in the design of a support can be neglected, when the vessel is None of these Tall but empty Tall (say 30 metres), but is full of liquid Short (< 2 m) and housed indoor None of these Tall but empty Tall (say 30 metres), but is full of liquid Short (< 2 m) and housed indoor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a heat exchanger, shell side fluid velocity can be changed by changing the tube Layout Both A & B Pitch Neither A nor B Layout Both A & B Pitch Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than arithmetic mean value More than geometric mean value Less than arithmetic mean value Both B & C More than arithmetic mean value More than geometric mean value Less than arithmetic mean value Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, triangular pitch arrangement as compared to square pitch arrangement Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Results in higher shell side pressure drop Can accomodate less number of tubes for a given shell diameter Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Results in higher shell side pressure drop Can accomodate less number of tubes for a given shell diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the value of 'q' for saturated vapor feed to a distillation column ?(where q = fraction of the feed stream that is liquid.) > 1 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP