OLE 1 Flashcards
1
Q
Volts
A
25k
2
Q
Does
A
electricity to trains
3
Q
What current
A
AC
4
Q
Current measured by
A
Ammeter
5
Q
Wires kept in mechanical tension
A
Catenary wires
6
Q
of electrically isolated
A
Neutral section
7
Q
Wire overlaps
A
contact wire
8
Q
Pull off arm also called
A
Goose neck
9
Q
Registration arm connects to which wire
A
Contact
10
Q
Lighter
A
yes
11
Q
cleaner,
A
Yes
12
Q
cheaper,
A
yes
13
Q
Better for environment
A
YEs
14
Q
quiter
A
yes
15
Q
faster to accelerate.
A
yes
16
Q
How much less carbon than diesel
A
20-30 %
17
Q
Third rail mostly
A
London
18
Q
AC changes how many times a seconds
A
50
19
Q
Kinematic envelope refers to
A
sway
20
Q
Dimensions of height and width
A
Loading guage
21
Q
Vertical wire
A
Dropper wire
22
Q
Bow wire
A
Catenary
23
Q
Direct current flows
A
one direction
24
Q
How many stages
A
4
25
Powered generated by
power stations
26
drives the wheels
Electric motor
27
Completes circuit
track
28
pict insulator and the atf
in
| feed
29
pict wires
cat
dropper
contact
30
NG transmits which current
ac
