A. Pool
B. Nucleate
C. Transition
D. Film
A. Through a metallic wall
B. By direct contact of hot flue gas with air
C. By heating an intermediate material (like chequor bricks) and then heating the air from this
hot material
D. None of these
A. Hardness
B. Dissolved solids content
C. Suspended solids content
D. All A., B. and C.
A. Bleed point
B. Vent
C. Catchall
D. Baffle
A. 0.5
B. < 0.5
C. > 0.6
D. < 0.1
A. 0.06 to 120
B. 0.6 to 120
C. 1 to 103
D. 1 to 50
A. Tube thickness
B. Cross-sectional area
C. Weight per unit length
D. None of these
A. High temperature
B. High pressure
C. Low film co-efficient
D. None of these