CHAPTER 1: PROPERTIES OF FLUIDS Flashcards

1
Q

A physical science dealing with the action of fluids at rest or in motion, and with applications and devices in engineering using fluids.

A

FLUID MECHANICS

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2
Q

Major areas of Fluid Mechanics

A

FLUID STATICS AND FLUID DYNAMICS

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3
Q

Fluid Statics

A

deals with fluids at rest

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4
Q

Fluid Mechanics

A

concerned with fluids in motion

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5
Q

applied to the flow of liquids or low-velocity gas flows where gas can be considered as being essentially incompressible

A

HYDRODYNAMICS

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6
Q

it deals with the application of fluid mechanics to engineering devices involving liquids, usually water or oil

A

HYDRAULICS

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7
Q

What are the two general categories of fluids?

A

IDEAL FLUIDS AND REAL FLUIDS

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8
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Assumed to have no viscosity (no resistance)

A

IDEAL FLUIDS

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9
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Incompressible

A

IDEAL FLUIDS

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10
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Have uniform velocity when flowing

A

IDEAL FLUIDS

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11
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

No friction between moving layers of fluids

A

IDEAL FLUIDS

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12
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

No eddy currents or turbulence

A

IDEAL FLUIDS

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13
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Exhibits infinite viscosities

A

REAL FLUIDS

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14
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Non-uniform velocity distribution when flowing

A

REAL FLUIDS

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15
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Compressible

A

REAL FLUIDS

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16
Q

Identify whether the stated characteristic is under the IDEAL or REAL fluid category:

Experience friction & turbulence in flow

A

REAL FLUIDS

17
Q

A type of REAL FLUID where viscosity is not affected by shear rate

A

NEWTONIAN FLUIDS

18
Q

A type of REAL FLUID that exhibits variable viscosity depending on the applied stress or shear rate

A

NON-NEWTONIAN FLUIDS

19
Q

3 Examples of Non-Newtonian Fluids

A

PSUEDOPLASTIC FLUIDS
DELARANT FLUIDS
BINGHAM FLUIDS

20
Q

the density of a fluid is its mass per unit volume:

p(RHO) = Mass of fluid, M/Volume, V

A

MAS DENSITY, p (RHO)

21
Q

is the volume occupied by a unit mass of fluid:

Vs = 1/p

A

SPECIFIC VOLUME, Vs

22
Q

is the weight of a unit volume of fluid:

y = weight of fluid, W/ volume, V

OR

y = pg

A

UNIT WEIGHT OR SPECIFIC WEIGHT, y

23
Q

is a dimensionless ratio of fluid density to some standard reference density:

s = pliquid/pwater

OR

s = pgas/pair

A