Which of the following are properties of an Ideal fluid
I. zero viscosity
II. zero pressure force
III. Incompressible
IV. Steady flow
V. zero surface tension
VI. uniform flow.
The dimensions of specific volume is
Poise is a unit of –
With increase in temperature the viscosity of gases and liquids respectively : 
Below is shown a graph.
The line marked 'A' represents
If P = Pressure r = density, then compressibility can be defined as,
A cold chisel is made of
Bourdon gauge is used to measure
pressure at a place was measured to be 1000 mm of mercury. The pressure in terms of height of water will be :
In the shown diagram velocity V will be
A square plate of side 10 cm is immersed vertically in water with its top edge 5 cm below water surface. The total pressure force on the surface will be
If the plate in above question is moved down deeper into water the center of pressure will
A completely submerged body will be in stable equilibrium if :
B → Center of Buoyancy
G → Center of gravity
M → Metacenter..
A body of density 600 kg/m^{3} floats in a liquid of density 1000 kg/m^{3}. The percentage of volume immersed in water is
Atmospheric pressure is equal to
Time period of transverse oscillation of a floating body is given as
K_{G} → least radins of gyration.
Metacentric height
Metacentric radius
Langrangian method of fluid study is also:
For steady flow which of the following lines becomes identical
1. streamline
2. streak line
3. path line
4. Time line
The velocity at a point is given as The equation of stream line is
When a fluid flows in a curved path without any external force the fluid motion is called
The speed factor (speed ratio) of a Pelton turbine for its efficient operation lies in the range
A liquid of specific gravity 0.7 flows with a velocity of 5 m/s. Its velocity head is near to.
Bernoulis equation refers to conservation of –
Which of the following can be used to measure velocity in open channel flow.
Spyghmanometer is a device used to measure
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