Process Equipment and Plant Design

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

Byadmin March 2, 2019August 23, 2021

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.

Process Equipment and Plant Design

Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than ______________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop?

Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than ______________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop?

A. 25
B. 50
C. 75
D. 150

Read More Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than ______________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop?
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

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?

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?

A. 1 to 5
B. 10 to 20
C. 30 to 40
D. 40 to 50

Read More 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?
Process Equipment and Plant Design

In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to____________________?

In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to____________________?

A. ∞
B. 1
C. 20.8
D. 2

Read More In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to____________________?
Process Equipment and Plant Design

Normal screwed fittings are used for pipes upto a diameter of _______________ inches?

Normal screwed fittings are used for pipes upto a diameter of _______________ inches?

A. 1.5
B. 3
C. 5
D. 9

Read More Normal screwed fittings are used for pipes upto a diameter of _______________ inches?
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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