Formulas Flashcards
1
Q
Timber Cutting Charges
External
A
P=D^2/40
2
Q
Timer Cutting
Internal
A
P=D^2/250
3
Q
Timber Cutting
Abatis
A
P=D^2/50
4
Q
Steel Cutting
A
P=(3/8) x Area
P= .375 x (LxW)
5
Q
Mild Irregularly Shaped Steel Cutting
A
P=A
Formula for area of a circle: A=pi 4^2
6
Q
High Carbon or Alloy Steel Cutting
A
P=D^2
7
Q
Hasty Crater
A
N=[(L-16)/5] +1
8
Q
Deliberate Crater Method
A
N=[(L-16)/5]+1
9
Q
Relieved Face Crater
A
Nf= [(L-10)/7]+1
Ne=NF-1
10
Q
A
