Process Equipment and Plant Design

______________ closure is the weakest enclosure for cylindrical vessels?

Byadmin March 2, 2019August 23, 2021

______________ closure is the weakest enclosure for cylindrical vessels?

A. Hemispherical
B. Torispherical
C. Conical or flat plate
D. Elliptical

Process Equipment and Plant Design

The thermal stress in a metallic bar does not depend upon the_____________________?

The thermal stress in a metallic bar does not depend upon the_____________________?

A. Changes in temperature
B. Cross-sectional area
C. Both A. and B.
D. Neither A. nor B.

Read More The thermal stress in a metallic bar does not depend upon the_____________________?
Process Equipment and Plant Design

Tube height in a calandria type evaporator is normally less than _______________ metres?

Tube height in a calandria type evaporator is normally less than _______________ metres?

A. 1
B. 2
C. 3.5
D. 5.5

Read More Tube height in a calandria type evaporator is normally less than _______________ metres?
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?

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?

A. 1-5
B. 20-40
C. 100-150
D. 1000-1500

Read More 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?
Process Equipment and Plant Design

Rate of filtrate delivery is inversely proportional to the___________________?

Rate of filtrate delivery is inversely proportional to the___________________?

A. Filtering area & the pressure difference driving force
B. Viscosity of filtrate
C. Cake & filter medium resistance
D. Both A. and B.

Read More Rate of filtrate delivery is inversely proportional to the___________________?
Process Equipment and Plant Design

Value of Peclet number = 0, is the representative of ____________________?

Value of Peclet number = 0, is the representative of ____________________?

A. Laminar flow
B. Complete back mixing
C. Plug flow
D. Eddy diffusivity = 0

Read More Value of Peclet number = 0, is the representative of ____________________?
Process Equipment and Plant Design

Pressure differential maintained across a continuous rotary vacuum filter is in the range of _______________ mm Hg column?

Pressure differential maintained across a continuous rotary vacuum filter is in the range of _______________ mm Hg column?

A. 50 to 100
B. 100 to 150
C. 250 to 500
D. 600 to 700

Read More Pressure differential maintained across a continuous rotary vacuum filter is in the range of _______________ mm Hg column?

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