1. What is the usual centre-line radius of a copper bend?, Four times the pipe diameter, Twice the pipe diameter, The same as the pipe diameter, Ten times the pipe diameter, Which part of the bend should always be marked?, Throat, Heel, Centre, Outside edge, When using a bending machine, where should the fixed measured point face?, Away from the operator, Towards the operator, Towards the floor, Towards the former, What phrase helps a plumber remember the correct bending position?, Waste to waist, Heel to steel, Pipe to right, Mark and pull, Why should a spring bend be slightly over-pulled?, To make the spring easier to remove, To reduce the pipe diameter, To increase the pipe wall thickness, To harden the copper, Which bend allows one pipe to cross another?, Passover, Back-to-back bend, Single 90-degree bend, Centre bend, What is one advantage of bending pipe instead of using fittings?, Reduced frictional resistance, More joints are required, More solder is required, Installation takes more space, Which rule should be followed before cutting or bending?, Measure twice, cut or bend once, Mark once and cut twice, Bend first and measure afterwards, Always work from the open end

Copper bending

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