Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 15 10 2 5 15 10 2 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 2 20.8 ∞ 1 2 20.8 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases economy Increases capacity Both B & C Does not affect the capacity Increases economy Increases capacity Both B & C Does not affect the capacity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms. 5 1 15 25 5 1 15 25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law. No Negative Positive None of these No Negative Positive None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a cylinderical vessel subjected to internal pressure, the longitudinal stress σL and the circumferential stress, σh are related by No relation exists σh = σL σh = σL/2 σh = 2 σL No relation exists σh = σL σh = σL/2 σh = 2 σL ANSWER DOWNLOAD EXAMIANS APP
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