Lab Fundamentals Flashcards
1
Q
What two ways is incident energy measures in?
A
Cal/cm^2
J/cm^2
2
Q
Difference between a pipe tap and a machine tap?
A
Pipe tap is a tapered thread for conduit.
Machine tap is a straight thread
3
Q
Arch flash?
A
Current travelling through the air between two ungrounded conductors or a grounded and an ungrounded conductor
4
Q
4 common terminations/connections?
A
Soldered fusion compression mechanical
5
Q
Four concerns when terminating aluminum conductors?
A
Thermal expansion
Cold flow
Oxidation
Galvanic corrosion
