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Oilfield Glossary
bulk modulus
1.
n.
[Geophysics]
ID: 660
The ratio of
stress
to
strain
, abbreviated as
k
. The bulk modulus is an
elastic
constant equal to the applied stress divided by the ratio of the change in volume to the original volume of a body.
Alternate Form:
modulus of compression
See:
elastic constants
,
Lame constant
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