Category: Fluid Mechanics for Chemical

A. Boundary friction
B. Flow contraction
C. Expansion of flow after sudden contraction
D. None of these

A. ∂/∂s = 0
B. ∂/∂t = 0
C. ∂/∂s = constant
D. ∂/∂t = constant

A. Suitably designing the pump
B. Maintaining the suction head sufficiently greater than the vapour pressure
C. Maintaining suction head = developed head
D. Maintaining suction head lower than the vapour pressure

A. d
B. 1/d
C. ζ
D. 1/ζ

A. 500
B. 200
C. 1000
D. 750

A. Lies above the centroid of the plane surface
B. Is independent of the specific weight of the fluid
C. Is different for different fluids
D. Is at the centroid of the plane surface

A. Outside diameter
B. Inside diameter
C. Schedule number
D. None of these

A. Energy which it can store
B. Discharge which it can deliver
C. Liquid which it can store
D. None of these

A. A circular
B. Any convenient
C. A small
D. A large

A. Δp
B. 2Δp
C. Δp2
D. Δp/2