1|Page
Ontario Gas Technician 1 (G1) Certification Exam
ACTUAL VERIFIED EXAM COMPLETE QUESTIONS
AND CORRECT ANSWERS LATEST UPDATE THIS
YEAR.pdf||NEWEST EXAM!!!
a leak limiting device on a natural gas regulator shall limit
escaping gas to? - Answer-2.5 cubic feet per hour
a leak limited device on propane regulator shell limit
escaping gas to? - Answer-1 cubic foot per hour
When the other pressure of a regulator on the piping
system is 2 psi or less, What type of regulator is required
and what standard or selection requirements must it
meet? - Answer-line pressure regulator, with a leak limiter
designed for 2.5 cubic feet per hour
What type of material can be used to vent a regulator? -
Answer-steel plate, copper, aluminum material, still tubing,
seamless aluminum
,2|Page
What is the minimum size vent for a regulator without an
internal relief? - Answer-equal to the largest relief valve
opening plus 50% of total area of other relief openings
What is the minimum distance that a vent from a natural
gas overpressure protection device can terminate from an
appliance air intake if the relief capacity is less than 50
SCFH? - Answer-1 ft from intake
What is the minimum distance that a natural gas regulator
can vent and terminate from a building opening if the relief
capacity is over 50 SCFH? - Answer-10 ft
Can a gas regulator be installed in a concealed location -
Answer-No
Which of the following best describes a bellows type
meter? - Answer-one which uses the volume displaced
through chambers divided by a flexible material to drive
dials
,3|Page
what best describes proper handling techniques for
domestic gas meters? - Answer-Meters shall be
transported carefully in an upright position
How many amps can kill a person? - Answer-Less than
one ampere of electricity can kill a person
If a coworker is suffering a shock from an electrical circuit
and cannot let go of the circuit, the first action it to take is?
- Answer-Disconnect the power
A closed switch allows? - Answer-electricity to flow through
the circuit
A ground fault electrical system is? - Answer-When an
electrical system provides an alternative pathway for
electricity to return to the source of applied electrical
pressure
Can a G.1 adjust a service regulator? - Answer-No, only
authorized persons
What is the maximum propane pressure allowed in
industrial building? - Answer-20psig
, 4|Page
Does TSSA have to pre-approve the installation of the gas
piping system? - Answer-Yes, above 125psig "clause
5.1.6"
What is an overpressure protection device? - Answer-a
device that under abnormal conditions will act to reduce,
restrict, or shut off the gas flow to a system to prevent gas
pressure from exceeding rated pressures
Can liquid propane be piped into a building? - Answer-no
Can electricity only flow through electrical wires - Answer-
False
For electricity to fold through of wiring system there must
be? - Answer-1. a difference in electrical pressure between
two connected points
2. a continuous pathway between the two points of flow
3. A circuit made of conducting material
Ontario Gas Technician 1 (G1) Certification Exam
ACTUAL VERIFIED EXAM COMPLETE QUESTIONS
AND CORRECT ANSWERS LATEST UPDATE THIS
YEAR.pdf||NEWEST EXAM!!!
a leak limiting device on a natural gas regulator shall limit
escaping gas to? - Answer-2.5 cubic feet per hour
a leak limited device on propane regulator shell limit
escaping gas to? - Answer-1 cubic foot per hour
When the other pressure of a regulator on the piping
system is 2 psi or less, What type of regulator is required
and what standard or selection requirements must it
meet? - Answer-line pressure regulator, with a leak limiter
designed for 2.5 cubic feet per hour
What type of material can be used to vent a regulator? -
Answer-steel plate, copper, aluminum material, still tubing,
seamless aluminum
,2|Page
What is the minimum size vent for a regulator without an
internal relief? - Answer-equal to the largest relief valve
opening plus 50% of total area of other relief openings
What is the minimum distance that a vent from a natural
gas overpressure protection device can terminate from an
appliance air intake if the relief capacity is less than 50
SCFH? - Answer-1 ft from intake
What is the minimum distance that a natural gas regulator
can vent and terminate from a building opening if the relief
capacity is over 50 SCFH? - Answer-10 ft
Can a gas regulator be installed in a concealed location -
Answer-No
Which of the following best describes a bellows type
meter? - Answer-one which uses the volume displaced
through chambers divided by a flexible material to drive
dials
,3|Page
what best describes proper handling techniques for
domestic gas meters? - Answer-Meters shall be
transported carefully in an upright position
How many amps can kill a person? - Answer-Less than
one ampere of electricity can kill a person
If a coworker is suffering a shock from an electrical circuit
and cannot let go of the circuit, the first action it to take is?
- Answer-Disconnect the power
A closed switch allows? - Answer-electricity to flow through
the circuit
A ground fault electrical system is? - Answer-When an
electrical system provides an alternative pathway for
electricity to return to the source of applied electrical
pressure
Can a G.1 adjust a service regulator? - Answer-No, only
authorized persons
What is the maximum propane pressure allowed in
industrial building? - Answer-20psig
, 4|Page
Does TSSA have to pre-approve the installation of the gas
piping system? - Answer-Yes, above 125psig "clause
5.1.6"
What is an overpressure protection device? - Answer-a
device that under abnormal conditions will act to reduce,
restrict, or shut off the gas flow to a system to prevent gas
pressure from exceeding rated pressures
Can liquid propane be piped into a building? - Answer-no
Can electricity only flow through electrical wires - Answer-
False
For electricity to fold through of wiring system there must
be? - Answer-1. a difference in electrical pressure between
two connected points
2. a continuous pathway between the two points of flow
3. A circuit made of conducting material
