CH RM Cement Quiz

1.      Measured neutron cross section, known as sigma (ε ) is ______

• The ability of a molecule to generate low energy neutrons

• The ability of a molecule to absorb/capture the thermal neutron

• The ability of a molecule to release the thermal neutron

2. 2. The capture cross-section of the water depends mainly on the _______. Fresh water sigma range _____ and salt water sigma range ______.

• Salinity, 20-22, 33-120

• Pressure, 33-120, 20-22

• Salinity, 33-12, 20-22

3. 3. At what neutron energy is considered the thermal state?

• 0.015Mev

• 0.045Mev

• 0.025Mev

4. Choose the correct statement:

• Hydrocarbon has low decay rate, hence high sigma

• Hydrocarbon has high decay rate, hence low sigma

• Hydrocarbon has low decay rate, hence low sigma

• Hydrocarbon has high decay rate, hence high sigma

5. 5.What can be use as gas indicators from the Reservoir Monitoring Log?

• Inelastic Near & Far ratio count rates

• Capture Count Rates Overlay Method

• Gamma Ray

• FNXS

6.What are the CO measurements?

• Yield measurement

• Peak measurement

• Window measurement

• Burst measurement

7. 7.The Window measurement in the CO measurement will give:

• High accuracy, low precision

• Low accuracy, low precision

• Low accuracy, high precision

8. 8.What are the factors affecting the fan charts or quadrilateral diagram of CO?

• Borehole size

• Lithology

• Fluid type

• Tubing size

9. CO is advisable to log in horizontal well. This statement is:

• TRUE

• FALSE

10.The compensated sonic measurement for CBL-VDL (DSLT) has ___ transmitter and ____ receivers.

• 1 transmitter, 2 receivers

• 1 transmitter, 3 receivers

• 2 transmitter, 4 receivers

• 2 transmitter, 2 receivers