3RD TSSA PART A2 - TEST (III)
QUESTIONS AND ANSWERS
What is the peak-to-peak value of an alternating current if the rms value is 12 A? -
Correct Answers -33.94 A
Electrostatic precipitators have an efficiency of greater than: - Correct Answers -95%
The purpose of the bolted-on jacket on some plug valves is to: - Correct Answers -Add
heating to a non-jacketed existing valve.
List the ways that butterfly valves can be installed into a piping system:
1. Welded.
2. Unions.
3. Flanged.
4. Wafer. - Correct Answers -3, 4
If carbon steel is used then the piping will be suitable for temperatures up to: - Correct
Answers -400 C
There are two possible methods of connecting up three-phase generator windings.
These are known as the _____ and the _____ connections. - Correct Answers -Star,
delta.
Before commencing work on locked out equipment, a/an _____ must verify that all
energy sources have been effectively locked out. - Correct Answers -Worker
A MSDS is a technical document which provides detailed and comprehensive
information on a controlled product related to:
1. Health effects of overexposure to the product.
2. Hazard evaluation related to the product's handling, storage and use.
3. Measures to protect workers at risk of overexposure.
4. Emergency procedures. - Correct Answers -1, 2, 3, 4
Ohm's Law can be used to: - Correct Answers -All of the above.
Wet pipe sprinkler systems are found in:
1. Office buildings.
2. Stores.
, 3. Manufacturing facilities.
4. Hotels.
5. Health care facilities. - Correct Answers -1, 2, 3, 4, 5
Which of these is the "Boiler, Pressure Vessel and Pressure Piping Code" ? - Correct
Answers -CSA B51
The maximum temperature of fluids handled by a diaphragm valve must be below the
temperature limit for the: - Correct Answers -Diaphragm material
The most frequently used materials for power piping systems are:
1. Inconel 800 H.
2. Alloy steels.
3. Low carbon steels.
4. Galvanized steel.
5. Austenitic stainless steels - Correct Answers -2, 3, 5
In a magnetic circuit, the magnetic flux is the equivalent of electric _____ in an electric
circuit. - Correct Answers -Current
An insulating material may be defined as one which: - Correct Answers -Transmits heat
poorly
Clear definitions for terms and equipment relating to refrigeration and air conditioning
equipment are defined in the _____. - Correct Answers -CSA-B52
Armature reaction _____ the main field of a generator. - Correct Answers -Distorts
Viscosity of fuel oil _____ as the temperature increases and becomes nearly constant,
above 120°C. - Correct Answers -Decreases
The armature core in a DC machine is made of: - Correct Answers -Soft iron
laminations.
The purpose of the AC kilovar meter is to: - Correct Answers -Measure the reactive
power being generated by the AC generation system.
Calculate the maximum allowable working pressure, in kPa, for a watertube boiler tube,
which is 73.5 mm O.D. and has a minimum wall thickness of 4.71 mm. The tube is
strength-welded into place in the boiler and is located in the furnace area of the boiler.
Tube material is carbon steel, SA-192, with a mean wall temperature of 280°C. - Correct
Answers -11.54 MPa.
Centrifugal type steam separators have _____ sets of baffles: - Correct Answers -2
QUESTIONS AND ANSWERS
What is the peak-to-peak value of an alternating current if the rms value is 12 A? -
Correct Answers -33.94 A
Electrostatic precipitators have an efficiency of greater than: - Correct Answers -95%
The purpose of the bolted-on jacket on some plug valves is to: - Correct Answers -Add
heating to a non-jacketed existing valve.
List the ways that butterfly valves can be installed into a piping system:
1. Welded.
2. Unions.
3. Flanged.
4. Wafer. - Correct Answers -3, 4
If carbon steel is used then the piping will be suitable for temperatures up to: - Correct
Answers -400 C
There are two possible methods of connecting up three-phase generator windings.
These are known as the _____ and the _____ connections. - Correct Answers -Star,
delta.
Before commencing work on locked out equipment, a/an _____ must verify that all
energy sources have been effectively locked out. - Correct Answers -Worker
A MSDS is a technical document which provides detailed and comprehensive
information on a controlled product related to:
1. Health effects of overexposure to the product.
2. Hazard evaluation related to the product's handling, storage and use.
3. Measures to protect workers at risk of overexposure.
4. Emergency procedures. - Correct Answers -1, 2, 3, 4
Ohm's Law can be used to: - Correct Answers -All of the above.
Wet pipe sprinkler systems are found in:
1. Office buildings.
2. Stores.
, 3. Manufacturing facilities.
4. Hotels.
5. Health care facilities. - Correct Answers -1, 2, 3, 4, 5
Which of these is the "Boiler, Pressure Vessel and Pressure Piping Code" ? - Correct
Answers -CSA B51
The maximum temperature of fluids handled by a diaphragm valve must be below the
temperature limit for the: - Correct Answers -Diaphragm material
The most frequently used materials for power piping systems are:
1. Inconel 800 H.
2. Alloy steels.
3. Low carbon steels.
4. Galvanized steel.
5. Austenitic stainless steels - Correct Answers -2, 3, 5
In a magnetic circuit, the magnetic flux is the equivalent of electric _____ in an electric
circuit. - Correct Answers -Current
An insulating material may be defined as one which: - Correct Answers -Transmits heat
poorly
Clear definitions for terms and equipment relating to refrigeration and air conditioning
equipment are defined in the _____. - Correct Answers -CSA-B52
Armature reaction _____ the main field of a generator. - Correct Answers -Distorts
Viscosity of fuel oil _____ as the temperature increases and becomes nearly constant,
above 120°C. - Correct Answers -Decreases
The armature core in a DC machine is made of: - Correct Answers -Soft iron
laminations.
The purpose of the AC kilovar meter is to: - Correct Answers -Measure the reactive
power being generated by the AC generation system.
Calculate the maximum allowable working pressure, in kPa, for a watertube boiler tube,
which is 73.5 mm O.D. and has a minimum wall thickness of 4.71 mm. The tube is
strength-welded into place in the boiler and is located in the furnace area of the boiler.
Tube material is carbon steel, SA-192, with a mean wall temperature of 280°C. - Correct
Answers -11.54 MPa.
Centrifugal type steam separators have _____ sets of baffles: - Correct Answers -2
