AV Solutions : CTS Prep Flashcards
1
Q
What is the permissable area in conduit of 1 cable?
A
53%
2
Q
What is the permissable area in conduit for 2 cables
A
31%
3
Q
What is the permissable area in conduit for 3 or more cables?
A
40%
4
Q
What are the different types of mounting malfunctions?
A
Shear, Tensile Strength, Pull out, Placement of bolts.
5
Q
What is the Formula for a series circuit?
A
(Zt)=Z1+Z2+Z3… etc
6
Q
What is the Formula for a parallell circuit?
A
(Zt)-Z1/X