Formulas Flashcards

1
Q

What is the formula for the void ratio (δείκτης πόρων ή λόγος κενών) of a soil?

A

e=Vv/Vs

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2
Q

The formula for moisture content (υγρασία)?

A

W=Mw/Ms

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3
Q

Πυκνότητα και ειδικό βάρος στερεών κόκκων;

A

ρs=Μs/Vs (kg/m3)
γs=Ws/Vs (KN/m3)

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4
Q

Βαθμός Κορεσμού

A

Sr=Vw/Vv=Vw/(Vw+Va)

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5
Q

Φαινόμενη πυκνότητα και ειδικό βάρος εδάφους

A

ρ(kg/m3)=M/V=(Mw+Ms)/(Vv+Vs)
γ(kN/m3)=W/V=(Ww+Ws)/(Vv+Vs)

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6
Q

Ξηρή φαινόμενη πυκνότητα και
ξηρό ειδικό βάρος

A

ρd(kg/m3) = Ms/V = Ms/(Vv+Vs)
γd(kN/m3) =Ws/V =Ws/(Vv+Vs)

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7
Q

Σχετική πυκνότητα

A

Dr = (emax-e)/(emax-emin)

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8
Q

Βυθισµένο ειδικό βάρος (kN/m3)

A

γ ‘= γsat −γw

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9
Q

Ειδική βαρύτητα στερεών κόκκων

A

G=γs/γw

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10
Q

Για κορεσµένα εδάφη ( Sr =100%) γ=;

A

γsat

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