interNACHI Bundled Exam with complete solution

A heat source capable of maintaining at least __________ should serve every habitable space in houses in almost all regions. - Answer 68F Burning natural gas creates _______________. - Answer Water vapor and carbon dioxide Burning natural gas with Oxygen yields CO2, water vapor and _______. - Ans...

The pitch __________ expressed numerically as a fraction. can be cannot be - Answer can be _______ can be expressed either by a ratio or by inches per foot. Span Slope Pitch Rise - Answer slope Gable roofs have _______ slope(s). two one three - Answer two The lower, level edges of a gabl...

"Plumbing" comes from the Latin word "Plumbum," which means __________. - Answer Lead The square shape of a cleanout __________ the possibility of stripping the plug during removal. - Answer Minimized Mechanical drain stoppers should be reported as ________ if missing or if not working proper...

The upper edge of a masonry chimney cleanout should be at least ____ inches below the lowest inlet opening. - 6 The minimum slope for a composition-shingle roof is ____. - 2:12 Wood rot may be found when the wood's moisture content is above ____. - 20% InterNACHI estimates that of the 45 millio...

The typical electrical service for homes in North America is a_____? - Answer 120240 Volt The 240 Volt circuit is used for? - Answer Appliances The return conductor (a.k.a. the neutral) is at ___ volts because it is grounded to the electric panel - Answer Zero Most 120 Volt circuits are wired ...

A condensate line should ______________. a. empty directly into the waste drain line b. end 1 inch above the waste drain line c. not drain into the waste drain line d. extend at least 1 inch into the waste drain line - Answer b. end 1 inch above the waste drain line A condensing furnace _______...

_________ flashing is the type of flashing that goes between the roof covering and the sheathing around the roof's perimeter. - Drip edge A flashing along the peak of the roof is called the ________ flashing. - Ridge A closed valley means that the valley flashing _________. - Cannot be seen Met...

T/F: The inspector is required to inspect the damper doors by opening and closing them, if readily accessible and manually operable. - Answer True The inspection is _____ chimney and fireplace structure, systems and components. - Answer a visual only evaluation of the accessible T/F: The inspect...

The "4-to-1 Rule" for ladder safety states that for every 4 feet of distance between the ground and the upper point of contact with the ladder, move the base out - 1 foot T/F: Balloon framing is the latest style of framing. - False In the U.S., full basements are popular in the - North The max...

T/F) An inspection is not technically exhaustive - True (T/F) An inspection will identify concealed or latent defects. - False (T/F) An inspection will not deal with aesthetic concerns, or what could be deemed matters of taste, cosmetic defects, etc. - True (T/F) An inspection will determine the...