The dimension of kinematic viscosity is_________________?
A. ML-2T-1
B. L2T-1
C. ML-2T-2
D. None of these
Fluid Mechanics for Chemical
Theoretical head developed by a centrifugal pump does not depend upon the _____________ the impeller?
Theoretical head developed by a centrifugal pump does not depend upon the _____________ the impeller?
A. Radius of
B. Speed of
C. Fluid velocity leaving
D. None of these
Pascal’s law is valid, only when the fluid is_____________________?
Pascal’s law is valid, only when the fluid is_____________________?
A. Frictionless and at rest
B. At rest
C. At rest and when the frictionless fluid is in motion
D. None of these
Fluid flow at increasing rate through a diverging pipe is an example of ______________ flow?
Fluid flow at increasing rate through a diverging pipe is an example of ______________ flow?
A. Steady uniform
B. Non-steady uniform
C. Steady non-uniform
D. Non-steady non-uniform
Which of the following assumptions enables the Euler’s equation of motion to be integrated ?
Which of the following assumptions enables the Euler’s equation of motion to be integrated ?
A. The fluid is incompressible
B. The fluid is non-viscous
C. The continuity equation is satisfied
D. The flow is rotational and incompressible
What is the pipe called which lifts water from a reservoir to a greater height than the initial level in the supply reservoir ?
What is the pipe called which lifts water from a reservoir to a greater height than the initial level in the supply reservoir ?
A. Penstock
B. Siphon
C. Tunnel
D. Pressure pipeline
In turbulent flow, a rough pipe has the same friction factor as a smooth pipe____________________?
In turbulent flow, a rough pipe has the same friction factor as a smooth pipe____________________?
A. In the zone of complete turbulence
B. When the roughness projections are much smaller than the thickness of the laminar film
C. Everywhere in the transition zone
D. When the friction factor is independent of the Reynold’s number
A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is _____________ hp?
A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is _____________ hp?
A. 1
B. 10/55
C. 5.5
D. 1/55
A pitched-blade turbine draws ______________ a straight blade turbine?
A pitched-blade turbine draws ______________ a straight blade turbine?
A. Less power than
B. More power than
C. Same power as
D. Data insufficient to predict
Absolute viscosity of a fluid is a function of the __________ of the fluid?
Absolute viscosity of a fluid is a function of the __________ of the fluid?
A. Motion
B. Pressure & temperature
C. Shearing stress
D. Both B. & C.