Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 40 to 50 15 to 30 55 to 75 5 to 10 40 to 50 15 to 30 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) √A 4 A/P A/P 4 P/A √A 4 A/P A/P 4 P/A ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm. 5 20 10 30 5 20 10 30 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 2.5 to 5 1.5 to 2 10 to 15 5 to 10 2.5 to 5 1.5 to 2 10 to 15 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum baffle height should be Equal to the impeller diameter Twice the tank diameter 3/4 of the tank height Twice the impeller diameter Equal to the impeller diameter Twice the tank diameter 3/4 of the tank height Twice the impeller diameter ANSWER DOWNLOAD EXAMIANS APP
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