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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is

9.81 m/sec²
9.75 m/sec²
10.2/m sec
10m/sec²

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Hydraulics & Fluid Mechanics
For measuring flow by a venturimeter, if should be installed in

horizontal line
inclined line with upward flow
in any direction and in any location.
vertical line

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Hydraulics & Fluid Mechanics
At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be

negative value
minimum
maximum
could be any value

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Hydraulics & Fluid Mechanics
Which of the following is demensionless

specific gravity
specific weight
specific volume
specific speed

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Hydraulics & Fluid Mechanics
The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if

the area is inclined
the area is vertical
the area is horizontal
All of these

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Hydraulics & Fluid Mechanics
THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS

ZERO
NEGLIGIBLE
SAME AS BUOYANT FORCE
None of these

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