A. Long pipe at constant rate
B. Long pipe at decreasing rate
C. Expanding tube at increasing rate
D. Expanding tube at constant rate
A. Less than the average velocity through channels
B. More than the average velocity through channels
C. Dependent on the pressure drop across the bed
D. Same as the average velocity through channels
A. ηma × ηm × ηv = ηo
B. ηm = ηv . ηma
C. ηma = ηm × ηv
D. ηv = ηm × ηma
A. 1.5
B. 1
C. 0
D. 5
A. Delivers unit discharge at unit head
B. Requires unit power for unit head
C. Delivers unit discharge at unit power
D. None of these
A. rpm
B. Type of casing
C. Impeller blade angle
D. Number of blades in impeller
A. Evaporation
B. Cavitation
C. Sublimation
D. Stripg
A. Above
B. Below
C. At
D. Either above or below; depends on the liquid density
A. Brinkman
B. Galileo
C. Archimedes
D. Euler
A. Density of the fluid
B. Density of the body
C. Velocity of the body
D. Projected area of the body