Plumbing Questions for First Test With Complete Solutions

Prior to a plumbing variance request being submitted to the board, the local__ must review the petition. correct answer: Health Dept To "de-burr" a cut piece of pipe, what must tbe done prior to connection? correct answer: The cut piece needs to be reamed Section 14 of MGL c142 applies to all persons __ o plumbing when they are sent out to do the job. correct answer: Learning the business 3/4 of an inch or (.75) is equal to what decimal in terms of a foot? correct answer: .0625 FORMULA .75"/12"=.0625 Cities with a population upwards of 75 thousand require inspectors to be appointed by a ___? correct answer: Mayor Chains placed improperly will cause the cast iron pipe to __ when you attempt to make the cut. er ue. -uneven correct answer: er To measure offsets the plumbers rule has markings for __. a) 30º b)90º c) 45º d) 60º? correct answer: C) 45º most plumbers prefer working with a __ -wide steel tape. A) 3/4" B) 1" C) 1/2" D)25ft correct answer: B) 1" All plumbers must renew their licenses every how many years? correct answer: 2 years Variances are only allowed for __? correct answer: One instance at one location Only products and materials that have been listed by the board as ___ shall be used. A) Product Certified B) Product Accepted C) Product permitted D) Product authorized correct answer: B) Product accepted Apprentices must retain all __ to show proof of employment. A) school certificates B) w-2 records C) apprenctice card D) statement of experience correct answer: B) W-2 Records GIVEN: Applying cutting oil to a die while you are cutting threads reduces the friction and heat caused by cutting. QUESTION: What answer below shall be considered most correct to complete the following "Tools of Plumbing" related statement: Friction or heat generated while threading pipe-(due to lack of cutting oil) will result in thread and die damage as the die ______the metal rather than cut. A) Shears B) Pushes C) Splits D) Fractures correct answer: B) Pushes GIVEN: A tolerance is the allowable variation from a given specified dimension or quantity. Tolerances are expressed as +/- (plus or minus also known as strong or light). NOTE: The journeyman plumber you are working with has asked you-(the apprentice) to cut a piece of pipe 6-3⁄4" +/strong. QUESTION: What answer below shall be considered most correct to complete the following "Tools of Plumbing" related statement: 6-3⁄4" + (plus/strong) would give you a measurement of ___________. A) 6-1⁄8" B) 6-5/16" C) 7" D) 6-13/16 correct answer: D) 6-13/16"