Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 10 to 15 1.5 to 2 2.5 to 5 5 to 10 10 to 15 1.5 to 2 2.5 to 5 5 to 10 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? Sensible heat changes for vapour & liquid are negligibly small Reflux is not a saturated liquid Heat of mixing of normal liquid is assumed to be zero Molar latent heat of the two components are equal Sensible heat changes for vapour & liquid are negligibly small Reflux is not a saturated liquid Heat of mixing of normal liquid is assumed to be zero Molar latent heat of the two components are equal ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Larger dia long vessel Smaller dia vessel Larger dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Smaller dia vessel Larger dia vessel Strength of the vessel is same irrespective of the diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 20-40 1000-1500 100-150 43835 20-40 1000-1500 100-150 43835 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh)/ph (ph - dh)/dh (ph - dt)/ph (ph - dh . dt/2)/ph (ph - dh)/ph (ph - dh)/dh (ph - dt)/ph (ph - dh . dt/2)/ph 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. Negative No None of these Positive Negative No None of these Positive ANSWER DOWNLOAD EXAMIANS APP