CONDUIT BENDING EXAM QUESTIONS AND CORRECT ANSWERS

CONDUIT BENDING EXAM QUESTIONS AND
CORRECT ANSWERS
Dog legs can be avoided when making offset bends by _____. - CORRECT
ANSWERS maintaining the centerline for all bends



Which of the following is a type of bending shoe? - CORRECT ANSWERS Segmented



Springback is a term used to describe the _____. - CORRECT ANSWERS tendency of the
conduit to relax to a slightly looser bend angle when the bender is released



Which combination of bends between pull points is allowed by the NEC®? - CORRECT
ANSWERS Two 45 offsets, an elbow, and three 15 kicks



What is the developed length for an elbow bend in 5" conduit if the center line radius is 20"? -
CORRECT ANSWERS 31.4



The NEC® specifies the minimum radius of conduit bends because _____. - CORRECT
ANSWERS the insulation on conductors could be damaged as it is pulled



How much conduit is needed if the rise is 15", the leg length is 10", and the gain is 8.6"? -
CORRECT ANSWERS 16.4



You are making a 14" stub-up in 1" RMC and the bender deduct is listed as 10". Where do you
make your first mark? - CORRECT ANSWERS 4 from the end of the conduit



Which of the following is true when joining PVC conduit? - CORRECT ANSWERS The
cementing and joining operation should not exceed 20 seconds