ABSA 4TH CLASS PART A
REVIEW
1. When applying to write a Power Engineer certificate of
competency exami-nation, the candidate must: Select one:
a. Undergo mandatory drug testing
b. Hold the next lower class of qualification
c. Pass a criminal records check
d. Pass both a written and oral examination: b. Hold the next lower class of
qualification
2. A machine lifts a load of 12kN with an applied effort of 4kN.
What distance will the load move if the effort moves a distance of
8m and the efficiency of the machine is 70%?
Select one:
a. 0.54 m
b. 3.81 m
c. 1.87 m
d. 0.38 m: c. 1.87 m
3. Which of these is the "Mechanical Refrigeration
Code"? Select one:
a. ASME MRC
b. CSA B51.
c. CSA B52.
d. ASME Section I.: c. CSA B52.
4. In order to ensure
safe and continuous operation of a pressure reducing valve,
the valve station should have .
Select one:
a. A safety valve on the high-pressure side
b. A bypass line, plus a safety valve and pressure gauge on the
low-pressure side
c. Thermometers on the inlet and outlet piping
d. A strainer immediately downstream of the valve: b. A bypass line, plus a
safety valve and pressure gauge on the low-pressure side
5. If the power dissipated by a resistor is 1.2 kW
, ABSA 4TH CLASS PART A
REVIEW
when supplied with 110 V, the amperage will be A. Select one:
a. 91.666
, ABSA 4TH CLASS PART A
REVIEW
b. 19.006
c. 10.91
d. 132: c. 10.91
6. The inclined "U" tube manometer:
Select one:
a. Will measure pressure in MPa
b. Can only be used with mercury
c. Is more accurate than the "U" tube manometer
d. Is more difficult to read than the U-tube manometer: c. Is more
accurate than the "U" tube manometer
7. A valve which gives good throttling action, takes less actuator force,
but does not seal well is a: Select one:
a. Double seated valve
b. Reverse acting valve
c. Single seated valve
d. Direct acting valve: a. Double seated valve
8. The main component of any computer is the:
Select one:
a. Keyboard
b. Screen
c. Memory
d. Central processing unit: d. Central processing unit
9. In most sizes of
pipe, Schedule 40 corresponds to wall thickness.
Select one:
a. Welded only
b. Threaded only
c. Extra strong (XS)
d. Standard: d. Standard
10. A reducing agent or fuel
could be: Select one:
, ABSA 4TH CLASS PART A
REVIEW
a. Carbon monoxide
b. A heavy metal oxide
REVIEW
1. When applying to write a Power Engineer certificate of
competency exami-nation, the candidate must: Select one:
a. Undergo mandatory drug testing
b. Hold the next lower class of qualification
c. Pass a criminal records check
d. Pass both a written and oral examination: b. Hold the next lower class of
qualification
2. A machine lifts a load of 12kN with an applied effort of 4kN.
What distance will the load move if the effort moves a distance of
8m and the efficiency of the machine is 70%?
Select one:
a. 0.54 m
b. 3.81 m
c. 1.87 m
d. 0.38 m: c. 1.87 m
3. Which of these is the "Mechanical Refrigeration
Code"? Select one:
a. ASME MRC
b. CSA B51.
c. CSA B52.
d. ASME Section I.: c. CSA B52.
4. In order to ensure
safe and continuous operation of a pressure reducing valve,
the valve station should have .
Select one:
a. A safety valve on the high-pressure side
b. A bypass line, plus a safety valve and pressure gauge on the
low-pressure side
c. Thermometers on the inlet and outlet piping
d. A strainer immediately downstream of the valve: b. A bypass line, plus a
safety valve and pressure gauge on the low-pressure side
5. If the power dissipated by a resistor is 1.2 kW
, ABSA 4TH CLASS PART A
REVIEW
when supplied with 110 V, the amperage will be A. Select one:
a. 91.666
, ABSA 4TH CLASS PART A
REVIEW
b. 19.006
c. 10.91
d. 132: c. 10.91
6. The inclined "U" tube manometer:
Select one:
a. Will measure pressure in MPa
b. Can only be used with mercury
c. Is more accurate than the "U" tube manometer
d. Is more difficult to read than the U-tube manometer: c. Is more
accurate than the "U" tube manometer
7. A valve which gives good throttling action, takes less actuator force,
but does not seal well is a: Select one:
a. Double seated valve
b. Reverse acting valve
c. Single seated valve
d. Direct acting valve: a. Double seated valve
8. The main component of any computer is the:
Select one:
a. Keyboard
b. Screen
c. Memory
d. Central processing unit: d. Central processing unit
9. In most sizes of
pipe, Schedule 40 corresponds to wall thickness.
Select one:
a. Welded only
b. Threaded only
c. Extra strong (XS)
d. Standard: d. Standard
10. A reducing agent or fuel
could be: Select one:
, ABSA 4TH CLASS PART A
REVIEW
a. Carbon monoxide
b. A heavy metal oxide
