Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.1 to 1.5 2.7 to 3 2.2 to 2.6 1.6 to 2 1.1 to 1.5 2.7 to 3 2.2 to 2.6 1.6 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Spherical shaped pressure vessel is considered to be the most ideal, because it can Be fabricated very easily Withstand higher pressure for a given metallic shell thickness Be supported very easily Be designed without wind load considerations Be fabricated very easily Withstand higher pressure for a given metallic shell thickness Be supported very easily Be designed without wind load considerations ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is Deformation Elongation Bending Shear Deformation Elongation Bending Shear ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is not a valid assumption in continuous binary distillation for calculating the number of equilibrium stages by Mc-Cabe-Thiele's method? Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Reflux is not a saturated liquid Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Reflux is not a saturated liquid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A binary liquid azeotropic mixture has boiling point lower than either of the components, when it shows __________ deviation from Raoult's Law. Negative None of these Positive No Negative None of these Positive No ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/4t pd/2t pd/3t pd/t pd/4t pd/2t pd/3t pd/t ANSWER DOWNLOAD EXAMIANS APP