1. Pressure sensors should always be installed vertically on top of the mud discharge line to :
a. Prevent from being clogged by solids.
b. Reduce the change of gas bubbles being trapped.
c. Give the most accurate reading of the pumps.
d. All of the above.
2. The MAC value for H2S is :
a. 1 ppm
b. 5 ppm
c. 10 ppm
d. 15 ppm
3. Why does a drillpipe have upsets?
a. To increase the strength of the welding areas
b. To give the elevator a shoulder for pulling.
c. To prevent the pipe of slipping through the slips.
d. To gradually change the transition from the pipe to the tool joint.
e. a+b+d
f. b+c+d
g. a + d
4. The RPM of a mud motor depends on :
a. Size of tool
b. Volume pumped
c. The number of stages
d. All of the above
e. a+b
5. What is meant by source rock?
a. A rock which generates Hydrocarbons.
b. A rock containing heavy metals.
c. A sedimentary rock.
6. The resistivity of a rock formation will be high unless the formation contains water. Resistivity will be increased by :
a. Lowering the temperature
b. Lowering the salinity
c. Lowering the porosity
d. Increasing the oil content
e. All of the above
f. a+b
g. a+b+d
7. A float collar is used in a casing string to :
a. Ensure the casing will NOT float
b. Ensure the casing will float
c. Duplicate the back pressure valve of the float shoe and as a stop for the cementing plugs.
d. a+c
e. b+c
8. A side door elevator must be replaced by a slip type elevator when :
a. There is enough weight down
b. When its permissable load capacity has been reached.
c. When the casing starts to float.
d. When the casing enters the Open Hole.
e. a+d
f. a+c
g. b+d
h. c+d
9. An "AW" slip & seal assembly has:
a. A selfenergising seal
b. Energising screws to be thightened manually.
c. Both the above.
d. Neither of the above.
10. Which part of the casing has to have a particularly good cement bond ?
a. All of the casing
b. The shoetrack
c. The upper part of the casing.
d. Across any loss zone.
Answers
1. Pressure sensors should always be installed vertically on top of the mud discharge line to : a. Prevent from being clogged by solids.
2. The MAC value for H2S is : c. 10 ppm
3. Why does a drillpipe have upsets? g. a + d
4. The RPM of a mud motor depends on : e. a+b
5. What is meant by source rock? a. A rock which generates Hydrocarbons.
6. The resistivity of a rock formation will be high unless the formation contains water. e. All of the above
7. A float collar is used in a casing string to : c. Duplicate the back pressure valve of the float shoe and as a stop for the cementing plugs.
8. A side door elevator must be replaced by a slip type elevator when : g. b+d
9. An "AW" slip + seal assembly has: b. Energising screws to be thightened manually.
10. Which part of the casing has to have a particularly good cement bond ? b. The shoetrack
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