Terminology

Question 1

PI

Answer 1

Ratio of a circles circumference to its diameter

Question 2

Circumference

Answer 2

Perimeter of a circle

Question 3

Diameter

Answer 3

Length of a straight line through the center of an object

Question 4

Radius

Answer 4

Half the distance of a diameter

Question 5

Breaching radius

Answer 5

Used in conventional breaching. The total distance needed to breach through an object (after rounding rules)

Question 6

One dimensional

Answer 6

Lacking depth, a line

Question 7

Two dimensional

Answer 7

Area with no depth, only surface

Question 8

Three dimensional

Answer 8

Area plus depth

Question 9

Area

Answer 9

Surface set in 2 dimensions L x W

Question 10

Volume

Answer 10

Amount of space occupied by 3 dimensional objects L x W x H

Question 11

Square

Answer 11

Rectangle with equal 4 sides, no depth

Question 12

Cube

Answer 12

Object with 6 sides, has depth

Question 13

Cylinder

Answer 13

A circle with depth

Question 14

Cone

Answer 14

A cylinder with a triangular top

Question 15

Square root

Answer 15

A factor of a number where the root is itself times itself

Question 16

Cube root

Answer 16

Factor of the root is the number times itself times itself

Question 17

Fraction

Answer 17

A numerical representation indicating a quotient of two numbers; a portion, a fragment

Question 18

Numerator

Answer 18

Part of fraction above the line, signifies number to be divided by denominator

Question 19

Denominator

Answer 19

Below the line, divisor of the numerator

Question 20

Decimal

Answer 20

Fragment of a whole number expressed in numbers by percentage

Question 21

Whole number

Answer 21

Entity not a fragment

Question 22

Deflagrate

Answer 22

Rapid burn

Question 23

Detonate

Answer 23

Instantaneous or rapid change from solid to gas

Question 24

M183 satchel charge

Answer 24

Consists of 16 blocks M112 c-4 PKG. Wt 20lbs

Question 25

Block/Package/Stick

Answer 25

Single entity of explosive

Question 26

Fuse igniter

Answer 26

M60 used for time fuse only.

M81 used for shock tube and time fuse.

Question 27

MDI

Answer 27

Modern demolition initiators

Question 28

Non-electric firing system

Answer 28

Consist of an initiator (usually m-60), time fuse (usually m700), and a non-electric blasting cap (usually m-7)

Question 29

Electric firing system

Answer 29

Consist of power source (usually CD-450), firing wire, and an electric cap (usually M-6)

Question 30

Ring main

Answer 30

Det cord tied onto itself to form a circle from which branch lines are tied into to set off multiple charges. Creates redundancy in the explosive train.

Question 31

Line main

Answer 31

Det cord line that is used to set off multiple charges. Less time to set up vs. a ring main but with no redundancy.

Question 32

Branch line

Answer 32

Length of det cord used to prime an explosive charge and to tie the charge into a line/ring main

Question 33

Priming knot

Answer 33

A det cord knot used to take the place of a blasting cap to prime a charge. Ex: uli, spiral, double overhand, four wrap, eight wrap, wiseman, det cord lace

Question 34

Square knot

Answer 34

Used to connect det cord together and tie in firing systems to a ring main

Question 35

Work quickly

Answer 35

Quickest method of constructing charges and attacking a target. Most amount of explosives, conventional charge, external charge

Question 36

Work efficiently/effectively

Answer 36

Most effective method of constructing a charge and attacking a target. Least amount of explosives, advanced charge, internal charge

Question 37

Nonel

Answer 37

Shock tube in the civilian world, short for non explosive

Question 38

ECT

Answer 38

Explosive cutting tape. Brand name for Low Hazard Flexible Linear Shape Charge. Utilizes munroe effect to cut steel. Also utilized for door and wall breaching.