A. Welded
B. Screwed
C. Flanged
D. Brazed
A. 2-3
B. 18-22
C. 6-8
D. 12-15
A. Practical limit reached, due to low heat transfer rate because of inadequate temperature
difference
B. Economic limit reached, when the plant cost exceeds the saving of steam
C. Both A. & B.
D. Neither A. nor B.
A. 1 to 5
B. 10 to 20
C. 30 to 40
D. 40 to 50
A. 25 and 60
B. 3 and 5
C. 100 and 250
D. 250 and 600
A. Foamy
B. Scaling
C. Viscous
D. Salting
A. A finite stage contactor
B. Used only for distillation, not for absorption
C. A differential stage contactor
D. A continuous contactor