Process Equipment and Plant Design Back-trapping in a distillation column results due to Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times. About 3 Considerably less than 9 Considerably more than 9 About 9 About 3 Considerably less than 9 Considerably more than 9 About 9 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Cylindrical storage tanks used for the storage of volatile liquids (e.g., naphtha) have __________ roofs. Floating Flat Conical Fixed Floating Flat Conical Fixed ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The units of Young's modulus of elasticity and __________ are the same. None of these Stress Modular ratio Strain None of these Stress Modular ratio Strain ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For identical operating conditions, the pressure drop over __________ tray is the highest out of the following. Sieve Counterflow Valve Bubble cap Sieve Counterflow Valve Bubble cap ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/5-1/10th 1/20-1/30th 1/10-1/15th 1/2 to 1/4th 1/5-1/10th 1/20-1/30th 1/10-1/15th 1/2 to 1/4th ANSWER DOWNLOAD EXAMIANS APP