25. When using M1 detonating cord clips to connect the ends of detonating cords together for a ring main,
how far must the detonating cord be overlapped?
A.
6 inches.
B.
12 inches.
C.
18 inches.
D.
Just far enough to clip the cords together.
26. Which type of knot may be used to attach a branch line to a ring main?
A.
Square knot.
B.
Overhand knot.
C.
Triple roll knot.
D.
Girth hitch with one extra turn.
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MM0170
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