Process Equipment and Plant Design

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

Byadmin March 2, 2019August 24, 2021

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

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

Process Equipment and Plant Design

Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle ?

Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle ?

A. Segmental baffle
B. Flat plate extending across the wall
C. Disk type baffle
D. Helical type baffle

Read More Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle ?
Process Equipment and Plant Design

Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to _____________________?

Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to _____________________?

A. 5 cms
B. 40% of the I.D. of the shell
C. 25 cms
D. I.D. of the shell

Read More Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to _____________________?
Process Equipment and Plant Design

In a cylindrical vessel subjected to internal pressure, the longitudinal stress ζL and the circumferential stress, ζn are related by___________________?

In a cylindrical vessel subjected to internal pressure, the longitudinal stress ζL and the circumferential stress, ζn are related by___________________?

A. ζh = 2 ζL
B. ζh = ζL
C. ζh = ζL/2
D. No relation exists

Read More In a cylindrical vessel subjected to internal pressure, the longitudinal stress ζL and the circumferential stress, ζn are related by___________________?
Process Equipment and Plant Design

Theoretically calculated diameter of the stripping section of the continuous rectification column is ______________ that of the enriching section?

Theoretically calculated diameter of the stripg section of the continuous rectification column is ______________ that of the enriching section?

A. Less than
B. More than
C. Same as
D. Either more or less (depending upon relative volatility

Read More Theoretically calculated diameter of the stripping section of the continuous rectification column is ______________ that of the enriching section?
Process Equipment and Plant Design

Speed of the drum of the rotary vacuum filter normally ranges from _____________ rpm?

Speed of the drum of the rotary vacuum filter normally ranges from _____________ rpm?

A. 0.1 to 2
B. 5 to 7
C. 3 to 8
D. 8 to 15

Read More Speed of the drum of the rotary vacuum filter normally ranges from _____________ rpm?
Process Equipment and Plant Design

Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than ______________ of the head?

Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than ______________ of the head?

A. 6% of I.D.
B. 3 times the thickness
C. Either A. or B., whichever is larger
D. Either A. or B., whichever is smaller

Read More Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than ______________ of the head?

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