In SI units, fouling factor is expressed in __________________?
In SI units, fouling factor is expressed in __________________?
A. m2°K/W
B. W/m2°K
C. m2°K
D. m°K/W
A. m2°K/W
B. W/m2°K
C. m2°K
D. m°K/W
A. Kcal/hr. m2 °C
B. Kcal/hr.m.°C
C. Kcal/hr.m
D. Kcal/hr. °C
A. Medium
B. Temperature
C. Surface
D. None of these
A. Absorber
B. Emitter
C. Both A. & B.
D. Neither A. nor B.
A. Multipass heat exchanger
B. Baffled heat exchanger
C. Condensation of mixed vapour in a condenser
D. All A. B. and C.
A. Δt1/2
B. Δt2
C. Δt5/4
D. Δt
A. Increases
B. Decreases
C. Remains unchanged
D. May increase or decrease; depending on temperature