Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always >1 Equal to the order of reaction 1 < 1 >1 Equal to the order of reaction 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 40 to 50 30 to 40 10 to 20 1 to 5 40 to 50 30 to 40 10 to 20 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lug support is meant for supporting __________ vessels. Tall but empty Large horizontal cylindrical Thick walled tall Small Tall but empty Large horizontal cylindrical Thick walled tall Small ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 55 35 5 20 55 35 5 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be Same as that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Less than that for fluid flow More than that for fluid flow Same as that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Less than that for fluid flow More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The wall thickness of thin cylindrical shell with hemispherical ends is __________ that of the spherical ends. Equal to Less than More than Either B or C; depends on maximum permissible internal pressure Equal to Less than More than Either B or C; depends on maximum permissible internal pressure ANSWER DOWNLOAD EXAMIANS APP