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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is

None of these
0.25
0.5
1

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Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

A cylinder and a ram
A cylinder, a piston, storage tank and control valve
Two coaxial rams and two cylinders
Two cylinders, two rams and a storage device

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Hydraulics and Fluid Mechanics in ME
The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is

(v₁² - v₂²)/g
(v₁² - v₂²)/2g
(v₁ - v₂)²/2g
(v₁ - v₂)²/g

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Hydraulics and Fluid Mechanics in ME
Which of the following pump is successfully used for lifting water from deep wells?

Reciprocating pump
Centrifugal pump
Jet pump
Air lift pump

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Hydraulics and Fluid Mechanics in ME
A flow in which the viscosity of fluid is dominating over the inertia force is called

Steady flow
Turbulent flow
Unsteady flow
Laminar flow

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Hydraulics and Fluid Mechanics in ME
Guide angle as per the aerofoil theory of Kaplan turbine blade design is defined as the angle between

Lift and tangential force
Lift and drag
Lift and resultant force
Drag and resultant force

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