Fluids Flashcards by Sarah Hashami | Brainscape

Q

Density formula

A

d = m/V

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Q

Weight of volume of fluid

A

F = dVg

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Q

Specific gravity

A

SG= d/(1g/cm^3)

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Q

Pressure

A

P=F/A

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Q

Absolute Pressure is

A

P= P0 + dgz

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Q

Gauge pressure

A

P(gauge) = P-Patm = (P0 + pgz) - Patm

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Q

Pascals Principle

A

P= F1/A1 = F2/A2

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Q

Buoyant force

A

Fbuoy = dV(disp)g=dv(sub)g

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Q

Poiseulle’s Law

A

Q = (pi r^4 deltaP)/8nL

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Q

Critical Speed

A

vc = Nrn / dD

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Q

Continuity equation flow rate of closed system

A

Q = v1A1 = v2A2

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Q

Bernoulli’s equation

A

P + 0.5dv^2 + dgh = P + 0.5dv^2 + dgh

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Q

Pressure units

A

1 Pa = 1 N/(m^2)
1.013x10^5 Pa = 760 mmHg/torr = 1 atm

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