A Venturimeter measures the___________________?
A Venturimeter measures the___________________?
A. Velocity head
B. Pressure
C. Point velocity
D. None of these
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Deformation drag, which is caused by widespread deformation of fluid around the immersed body____________________?
Deformation drag, which is caused by widespread deformation of fluid around the immersed body____________________?A. Occurs when NRe is very small
B. Is primarily a friction drag
C. Is independent of body length
D. Depends mainly on cross-sectional shapeIn case of a centrifugal pump, the theoretical head developed is dependent on the _____________ the impeller?
In case of a centrifugal pump, the theoretical head developed is dependent on the _____________ the impeller?A. Speed of
B. Diameter of
C. Fluid velocity leaving
D. All A., B. and C.Two liquids manometer is used for measuring small pressure differences in___________________?
Two liquids manometer is used for measuring small pressure differences in___________________?A. Liquids
B. Gases
C. Mixture of hydrocarbons
D. None of theseFor laminar flow through a closed conduit____________________?
For laminar flow through a closed conduit____________________?A. Vmax = 2Vav
B. Vmax = Vav
C. Vmax = 1.5Vav
D. Vmax = 0.5VavBed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________________?
Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________________?A. 90
B. 60
C. 45
D. 30Permanent loss in a Venturimeter is about ___________ percent of the pressure drop in the upstream cone?
Permanent loss in a Venturimeter is about ___________ percent of the pressure drop in the upstream cone?A. 1
B. 10
C. 40
D. 70