Chapter 9 And 10 Flashcards
1
Q
Define amp
A
A measure of electrical current
2
Q
Define current
A
A movement or flow of electricity
3
Q
Define mandrel
A
A testing device to measure deflection
4
Q
Define ohm
A
A unit of electrical resistance
5
Q
What are the two types of voltage
A
A.C and D.C.
6
Q
How do you change direction of a 3 phase motor
A
By changing any 2 power leads
7
Q
Define brining
A
Tiny indentations on the bearing
8
Q
Define instituform
A
Most popular pipe lining or curved in place pipe
9
Q
Define surcharge
A
When supply of water is greater than pipes carrying capacity
10
Q
Define smoke testing
A
Quick and inexpensive method to detect infiltration and intrusion
11
Q
What is chemical grouting
A
The most widely used method of sealing cracks in a pipe
12
Q
What is C.I.P.P.
A
Cured
In
Place
Pipe
13
Q
What is slip lining
A
Pipe insertion or lining
