ABSA 4B TEST BANK | QUESTIONS &
ANSWERS (VERIFIED) | LATEST UPDATE |
GRADED A+
Which of the following pump designs has a spiral casing with an increasing cross
sectional area?
1. rotary pump
2. rotary gear pump
3. rotary lobe pump
4. reciprocating pump
5. volute pump
Correct Answer: 5. volute pump
A clear line of sight to the flame is required by a(n):
1. Flame scanner
2. Thermopile
3. Flame rod
4. Thermocouple
5. All of the above
Correct Answer: 1. Flame scanner
1
,A ____ is installed to start a large diesel engine.
1. electric starting motor
2. induced oil pump
3. forced oil pump
4. jacking oil pump
5. compressed air starting motor
Correct Answer: 5. compressed air starting motor
The ____ is installed in an absorption system to increase the absorption limit of the
lithium bromide solution.
1. absorber
2. condenser
3. generator pump
4. evaporator
5. generator (concentrator)
Correct Answer: 5. generator (concentrator)
Steam heating boilers with minimal makeup water needs, require the boiler gauge glass
to be tested ____.
1. quarterly
2. every shift
3. daily
4. annually
2
,5. weekly
Correct Answer: 5. weekly
To prime a pump you would:
1. verify that the suction valve is closed
2. fill the pump casing with the product to be pumped to vent the entrapped air out of the
pump casing prior to start up
3. verify that the breaker is open
4. vent the entrapped liquid out of the pump casing to fill it with air.
5. verify that the discharge valve is open
Correct Answer: 2. fill the pump casing with the product to be pumped to vent the
entrapped air out of the pump casing prior to start up
Air receivers are required ____.
1. to have a safety valve installed
2. to have a sentinel valve installed
3. to have a surge valve installed
4. to have a rupture disc installed
5. to have a dewpoint analyzer installed
Correct Answer: 1. to have a safety valve installed
The machinist's hammer is also referred to as a ____.
1. thread hammer
3
, 2. precision hammer
3. flute hammer
4. ball peen hammer
5. micrometer
Correct Answer: 4. ball peen hammer
A ____ is a device installed on a pump to protect bearings from stuffing box water
leakage.
1. sorbent
2. shaft sleeve
3. slinger
4. coupling
5. lantern ring
Correct Answer: 3. slinger
____ in pumps is when the pressure in the suction line to the pump drops below the
vapour pressure of the liquid.
1. Purging
2. Priming
3. Surging
4. Hammering
5. Cavitation
Correct Answer: 5. Cavitation
4
ANSWERS (VERIFIED) | LATEST UPDATE |
GRADED A+
Which of the following pump designs has a spiral casing with an increasing cross
sectional area?
1. rotary pump
2. rotary gear pump
3. rotary lobe pump
4. reciprocating pump
5. volute pump
Correct Answer: 5. volute pump
A clear line of sight to the flame is required by a(n):
1. Flame scanner
2. Thermopile
3. Flame rod
4. Thermocouple
5. All of the above
Correct Answer: 1. Flame scanner
1
,A ____ is installed to start a large diesel engine.
1. electric starting motor
2. induced oil pump
3. forced oil pump
4. jacking oil pump
5. compressed air starting motor
Correct Answer: 5. compressed air starting motor
The ____ is installed in an absorption system to increase the absorption limit of the
lithium bromide solution.
1. absorber
2. condenser
3. generator pump
4. evaporator
5. generator (concentrator)
Correct Answer: 5. generator (concentrator)
Steam heating boilers with minimal makeup water needs, require the boiler gauge glass
to be tested ____.
1. quarterly
2. every shift
3. daily
4. annually
2
,5. weekly
Correct Answer: 5. weekly
To prime a pump you would:
1. verify that the suction valve is closed
2. fill the pump casing with the product to be pumped to vent the entrapped air out of the
pump casing prior to start up
3. verify that the breaker is open
4. vent the entrapped liquid out of the pump casing to fill it with air.
5. verify that the discharge valve is open
Correct Answer: 2. fill the pump casing with the product to be pumped to vent the
entrapped air out of the pump casing prior to start up
Air receivers are required ____.
1. to have a safety valve installed
2. to have a sentinel valve installed
3. to have a surge valve installed
4. to have a rupture disc installed
5. to have a dewpoint analyzer installed
Correct Answer: 1. to have a safety valve installed
The machinist's hammer is also referred to as a ____.
1. thread hammer
3
, 2. precision hammer
3. flute hammer
4. ball peen hammer
5. micrometer
Correct Answer: 4. ball peen hammer
A ____ is a device installed on a pump to protect bearings from stuffing box water
leakage.
1. sorbent
2. shaft sleeve
3. slinger
4. coupling
5. lantern ring
Correct Answer: 3. slinger
____ in pumps is when the pressure in the suction line to the pump drops below the
vapour pressure of the liquid.
1. Purging
2. Priming
3. Surging
4. Hammering
5. Cavitation
Correct Answer: 5. Cavitation
4
