A. Increases
B. Decreases
C. Remains same
D. None of these
A. Reducing scale deposition
B. Increasing pressure drop
C. Fixing the tubes
D. Creating turbulence
A. Double pipe heat exchanger
B. Multipass shell and tube heat exchanger
C. Fouling fluids
D. Counter flow of hot and cold fluids
A. Facilitate draining out liquid from a tray when the unit is not in operation
B. Are normally located near the overflow weir so that any delivery of liquid during operation
follows approximately the same path as the overflow fluid
C. Must be large enough (usually 1/4″ to 5/8″ dia) to prevent plugging but should not deliver
excessive amount of fluid during operation
D. All A., B. and C.
A. 1 to 5
B. 20 to 100
C. 500 to 750
D. 1000 to 2000
A. Elbow
B. Union
C. Flange
D. Disc compensator
A. < 12.5
B. > 3
C. > 5
D. 5-10