Process Equipment and Plant Design The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from 3 to 5 4 to 8 2 to 3 6 to 12 3 to 5 4 to 8 2 to 3 6 to 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Increase by 1.8 Decrease by 22 Increase by 21.6 None of these Increase by 1.8 Decrease by 22 Increase by 21.6 None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thermal stress in a metallic bar does not depend upon the Neither A nor B Both A & B Cross-sectional area Changes in temperature Neither A nor B Both A & B Cross-sectional area Changes in temperature ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering branch) would be Less than that for Tee (used as elbow, entering run) Both B and C Around 90 More than that for Tee (used as elbow, entering run) Less than that for Tee (used as elbow, entering run) Both B and C Around 90 More than that for Tee (used as elbow, entering run) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For annular flow of a fluid, the ratio of the equivalent diameter for pressure drop calculation to the equivalent diameter for heat transfer calculation is (d1 + d2)/d1 (d1 + d2)/d2 D1/(d1 + d2) D2/(d1 + d2) (d1 + d2)/d1 (d1 + d2)/d2 D1/(d1 + d2) D2/(d1 + d2) 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 Both B & C Less than arithmetic mean value More than geometric mean value More than arithmetic mean value Both B & C Less than arithmetic mean value More than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
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