For a 25 mm hole drilled in plates to be riveted, the shank diameter of the rivet should be _______________ mm?
A. 25
B. 23
C. 26
D. 27
A. 25
B. 23
C. 26
D. 27
A. < 10
B. > 10
C. > 20
D. 30
A. Laminar flow
B. Complete back mixing
C. Plug flow
D. Eddy diffusivity = 0
Value of Peclet number = 0, is the representative of ____________________? Read More »
Process Equipment and Plant Design A. Increases capacity
B. Increases economy
C. Does not affect the capacity
D. Both B. & C.
A. Laminar flow
B. Complete back mixing
C. Plug flow
D. Eddy diffusivity = 0
Value of Peclet number = ∞, is the representative of___________________? Read More »
Process Equipment and Plant Design A. Segmental baffle
B. Flat plate extending across the wall
C. Disk type baffle
D. Helical type baffle
A. Working
B. Damaging
C. Allowable
D. None of these
A. Higher
B. Lower
C. Same
D. Unpredictable
A. 5
B. 60
C. 160
D. 200
(Le/D) for a Tee (used as elbow, entering run) would be around _______________________? Read More »
Process Equipment and Plant Design A. Of its flexibility and nearly constant efficiency under varying conditions of operation
B. It incurs less pressure drop as compared to any other try designed for the same duty
C. It eliminates the foaming and entrainment tendency during operation
D. None of these