Process Equipment and Plant Design

____________ is the determining factor for the number of bubble caps to be used per tray?

Byadmin March 2, 2019August 23, 2021

____________ is the determining factor for the number of bubble caps to be used per tray?

A. Permissible slot velocity
B. Tray diameter
C. Liquid load
D. Vapor load

Process Equipment and Plant Design

The equivalent diameter for pressure drop is _______________ that for heat transfer?

The equivalent diameter for pressure drop is _______________ that for heat transfer?

A. Smaller than
B. Greater than
C. Equal to
D. Not related with

Read More The equivalent diameter for pressure drop is _______________ that for heat transfer?
Process Equipment and Plant Design

Optimum economic pipe diameter for fluid flow is determined by the____________________?

Optimum economic pipe diameter for fluid flow is determined by the____________________?

A. Viscosity of the fluid
B. Density of the fluid
C. Total cost considerations (pumg cost plus fixed cost of the pipe)
D. None of these

Read More Optimum economic pipe diameter for fluid flow is determined by the____________________?
Process Equipment and Plant Design

Hoop (circumferential) stress induced in a thin walled ‘Horton Sphere’ used for the storage of liquid ammonia under pressure is____________________?

Hoop (circumferential) stress induced in a thin walled ‘Horton Sphere’ used for the storage of liquid ammonia under pressure is____________________?

A. pD/2T
B. pD/4T
C. pD/3T
D. pD/6T

Read More Hoop (circumferential) stress induced in a thin walled ‘Horton Sphere’ used for the storage of liquid ammonia under pressure is____________________?
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

A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator__________________?

A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator__________________?

A. Is economical in operation
B. Employs high velocity, high heat transfer rate and less heating surface requirement
C. Employs a centrifugal pump placed between external downtake from vapor drum and inlet to
tube bundle
D. Both B. & C.

Read More A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator__________________?
Process Equipment and Plant Design

Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is_______________?

Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is_______________?

A. Same
B. Less
C. About 3 times
D. About 0.33 times

Read More Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is_______________?

Similar Posts