Column support for the roof of cylindrical storage tank must be provided for___________________?

Byadmin March 2, 2019August 23, 2021

Column support for the roof of cylindrical storage tank must be provided for___________________?

A. Small diameter tanks
B. Large diameter tanks
C. Small diameter tall tanks
D. All tanks irrespective of their heights and diameters

Process Equipment and Plant Design

In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around __________________?

In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around __________________?

A. 0.5
B. 1.5
C. 2.5
D. 3.5

Read More In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around __________________?
Process Equipment and Plant Design

Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin’s formula as___________________?

Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin’s formula as___________________?

A. d = 1.1 t
B. d = 1.6 √t
C. d = 1.5 t
D. d = 3 √t

Read More Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin’s formula as___________________?
Process Equipment and Plant Design

Floating head heat exchangers are used for the____________________?

Floating head heat exchangers are used for the____________________?

A. Heat transfer between corrosive fluids
B. Cases where temperature difference between the shell and the tubes is more (>50°C)
C. Co-current heat transfer systems
D. Counter-current heat transfer systems

Read More Floating head heat exchangers are used for the____________________?
Process Equipment and Plant Design

Which of the following packing materials provides for maximum mass transfer ?

Which of the following packing materials provides for maximum mass transfer ?

A. Raschig rings
B. Raschig rings
C. Cross-partition rings
D. All give the same value

Read More Which of the following packing materials provides for maximum mass transfer ?
Process Equipment and Plant Design

In a bag filter, the pressure drop increases directly as the___________________?

In a bag filter, the pressure drop increases directly as the___________________?

A. Density of the gas, but is independent of the viscosity of the gas
B. Density of the gas and inversely as viscosity of the gas
C. Viscosity of the gas and inversely as density of the gas
D. None of these

Read More In a bag filter, the pressure drop increases directly as the___________________?
Process Equipment and Plant Design

With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?

With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?

A. Fixed charges initially
B. Running cost of cooling water for condenser
C. Vapour & liquid load both
D. Running cost of steam for reboiler

Read More With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?

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