Quick Test

Test Your Knowledge

1

The dominant factor that affects the pressure losses in the vertical section of the well is:

Friction
Gravity
Acceleration
2

The most severe loading situation on tubing is

when pulling out
when running in
when killing
during pressure testing
3

In matrix acidizing the injection of acid occurs at pressures …………. Fracturing pressure.

above
equal
below
4

If the pressure in water is greater; the rock is….

Oil wet
Neutrally wet
Water wet
None of the above
5

Results of alteration of rock matrix by compaction, cementation and solution called:

Primary porosity
Secondary porosity
Relative permeability
None of the above