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Recent questions tagged q3-q23mechanical-properties-of-fluids
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
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A rectangular wire frame of size 2 cm x 2 cm, is dipped in a soap solution and taken out.
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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How much work is required to form a bubble of 2 cm radius from the soap solution having surface tension 0.07 N/m.
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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A drop of mercury of radius 0.2 cm is broken into 8 droplets of the same size. Find the work done if the surface tension of mercury is 435.5 dyne/cm
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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(
11.3k
points)
Twenty seven droplets of water, each of radius 0.1 mm coalesce into a single drop. Find the change in surface energy. Surface tension of water is 0.072 N/m.
q3-q23mechanical-properties-of-fluids
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
points)
An air bubble of radius 0.2 mm is situated just below the water surface. Calculate the gauge pressure. Surface tension of water = 7.2x 10-2 N/m.
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
verified_user
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11.3k
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Calculate the rise of water inside a clean glass capillary tube of radius 0.1 mm, when immersed in water of surface tension 7x10-2 N/m.
q3-q23mechanical-properties-of-fluids
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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The pressure of water inside the closed pipe is 3 x105 N/m2. This pressure reduces to 2x105 N/m2 on opening the value of the pipe.
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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With what velocity does water flow out of an orifice in a tank with gauge pressure 4 x105 N/m2 before the flow starts?
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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The speed of water is 2m/s through a pipe of internal diameter 10 cm.
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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With what terminal velocity will an air bubble 0.4 mm in diameter rise in a liquid of viscosity 0.1 Ns/m2 and
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
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Brainiak
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A horizontal force of 1 N is required to move a metal plate of area 10-2 m2 with a velocity of
q3-q23mechanical-properties-of-fluids
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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Calculate the viscous force acting on a rain drop of diameter 1 mm, falling with a uniform velocity 2 m/s through air.
q3-q23mechanical-properties-of-fluids
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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In a hydraulic lift, the input piston had surface area 30 cm2 and the output piston has surface area of 1500 cm2.
q3-q23mechanical-properties-of-fluids
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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Find the pressure 200 m below the surface of the ocean if pressure on the free surface of liquid is one atmosphere
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
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11.3k
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Derive an expression for capillary rise for a liquid having a concave meniscus.
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
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Explain the capillary action
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
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Obtain an expression for conservation of mass starting from the equation of continuity.
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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Derive an expression of excess pressure inside a liquid drop .
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Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
points)
Why does the speed of a liquid increase and its pressure decrease when a liquid passes through constriction in a horizontal pipe?
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asked
Jun 27
in
Chapter2:Mechanical Properties of Fluids
by
Brainiak
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11.3k
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Why does velocity increase when water flowing in broader pipe enters a narrow pipe?
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