A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury?

Hydraulics and Fluid Mechanics in ME
A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury?

Whole of the metal piece will be immersed with its top surface just at mercury level

The metal piece will simply float over the mercury

The metal piece will be immersed in mercury by half

Metal piece will sink to the bottom

Whole of the metal piece will be immersed with its top surface just at mercury level

The metal piece will simply float over the mercury

The metal piece will be immersed in mercury by half

Metal piece will sink to the bottom

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Hydraulics and Fluid Mechanics in ME
The working of which of the following hydraulic units is based on Pascal's law?

Jet pump

Air lift pump

Hydraulic coupling

Hydraulic press

Jet pump

Air lift pump

Hydraulic coupling

Hydraulic press

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Hydraulics and Fluid Mechanics in ME
The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film)

μπ²NR⁴/60t

μπ²NR³/60t

μπ²NR²/60t

μπ²NR/60t

μπ²NR⁴/60t

μπ²NR³/60t

μπ²NR²/60t

μπ²NR/60t

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Hydraulics and Fluid Mechanics in ME
The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as

Potential line

Steak line

Stream line

Path line

Potential line

Steak line

Stream line

Path line

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Hydraulics and Fluid Mechanics in ME
The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece)

5.85 aH.√(2g)

1.855 aH.√(2g)

0.855 a.√(2gH)

1.585 a.√(2gH)

5.85 aH.√(2g)

1.855 aH.√(2g)

0.855 a.√(2gH)

1.585 a.√(2gH)

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Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Pitot tube

Orifice meter

Venturimeter

All of the listed here

Pitot tube

Orifice meter

Venturimeter

All of the listed here

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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury?

Hydraulics and Fluid Mechanics in ME The working of which of the following hydraulic units is based on Pascal's law?

Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film)

Hydraulics and Fluid Mechanics in ME The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as

Hydraulics and Fluid Mechanics in ME The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece)

Hydraulics and Fluid Mechanics in ME Bernoulli's equation is applied to

Hydraulics and Fluid Mechanics in ME
A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury?

Hydraulics and Fluid Mechanics in ME
The working of which of the following hydraulic units is based on Pascal's law?

Hydraulics and Fluid Mechanics in ME
The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film)

Hydraulics and Fluid Mechanics in ME
The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as

Hydraulics and Fluid Mechanics in ME
The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece)

Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to