Process Equipment and Plant Design Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than __________ kilolitres. 20 45 85 30 20 45 85 30 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube) (P² - πd²/4)/πd 4(P² - πd²/4)/πd Πd/4P² 4P²/πd (P² - πd²/4)/πd 4(P² - πd²/4)/πd Πd/4P² 4P²/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) None of these (D₂² - D₁²)/D₂² D₂ - D₁ (D₂² - D₁²)/D₁² None of these (D₂² - D₁²)/D₂² D₂ - D₁ (D₂² - D₁²)/D₁² 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/E E/σ E Σ Σ/E E/σ E Σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The function of manholes provided in the shell of a distillation column is to Guard against foaming & entrainment by dumping antifoaming agent through it All of these Keep a check on the liquid gradient over the plate by direct visual observation Give access to the individual trays for cleaning, maintenance and installation Guard against foaming & entrainment by dumping antifoaming agent through it All of these Keep a check on the liquid gradient over the plate by direct visual observation Give access to the individual trays for cleaning, maintenance and installation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. Low corrosiveness Low dirt factor High specific heat Low viscosity Low corrosiveness Low dirt factor High specific heat Low viscosity ANSWER DOWNLOAD EXAMIANS APP