Question 1
Which standard is cited as the means of compliance with the Gas (Safety and Measurement) Regulations 2010 and NZ Building Code clause G11 for general gas installations in New Zealand?
Correct Answer:
AS/NZS 5601.1
Question 2
Natural gas is supplied as a 'second family' gas. Approximately what is its relative density compared with air?
Correct Answer:
About 0.6 (lighter than air)
Question 3
Commercial propane (LP Gas) has a relative density of approximately 1.5. What is the main safety implication of this property?
Correct Answer:
Leaked gas tends to settle and pool in low areas
Question 4
What is the approximate flammability (explosive) range of natural gas in air?
Correct Answer:
5% to 15%
Question 5
Approximately what is the flammable range of LP Gas (propane) in air?
Correct Answer:
2% to 10%
Question 1
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About this Exam

Prepare with the PGDB Certifying Gasfitter Practice Questions - PGDB Certifying Gasfitter Examination (New Zealand) Exam practice quiz. This question bank includes 100 questions covering appliance, pressure, installation, natural, and approximately. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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PGDB Certifying Gasfitter Practice Questions - PGDB Certifying Gasfitter Examination (New Zealand) Exam

This practice set contains 100 questions from the matching question bank and focuses on appliance, pressure, installation, natural, and approximately. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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