MICROMERITICS FORMULAS Flashcards by CHESKA CIANNELLE FRANCISCO

Q

POROSITY

V void

A

Vbulk - Vtrue

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Q

ANGLE OF REPOSE (θ)

A

tan‾¹ (h/r)

h - height of the pile
r - radius of the pile

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Q

DETERMINATION OF BULK DENSITY

bulk density
ρbulk

A

g sample / mL untapped

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Q

DETERMINATION OF TAPPED DENSITY

tapped density
ρtapped

A

g sample / mL tapped

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Q

COMPRESSIBILITY (CARR’S) INDEX

C.I. =

A

ρ tapped - ρ bulk / ρ tapped x 100

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