Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 5 10 2 15 5 10 2 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to High gas velocity Excessive liquid gradient over the tray Low gas velocity Low reflux ratio High gas velocity Excessive liquid gradient over the tray Low gas velocity Low reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of Making the joint leak proof None of these Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction Making the joint leak proof None of these Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity) Σ Σ/E E E/σ Σ Σ/E E E/σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Movement of pipeline caused by thermal expansion is taken care by providing All of these Changes in its direction Change in the shape of pipeline Expansion joint All of these Changes in its direction Change in the shape of pipeline Expansion joint ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. 2.5 times Less than One-fourth of 1.25-1.50 times 2.5 times Less than One-fourth of 1.25-1.50 times ANSWER DOWNLOAD EXAMIANS APP
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