current increased
c. 230 V
b.
Note: more than one multiple choice answer may correct.
4. kV
d. kV
d. Electricity distributed from the local sub-stations underground
cables at:
a. Electricity generated large commercial power stations at:
a. 230 V
b. 132 kV.
3. 132 kV. losses are increased. load connected the three phases star-connected three-phase
four-wire supply system from the local sub-station would have a
voltage of:
a. Electricity transmitted very high voltages because for given
power the:
a.
.When you have completed the questions, check out the answers the back
of the book. 400 V
c. kV
d. 132 kV. kV
d. 400 V
c.
5.
Check your Understanding
1. losses are reduced
d. 132 kV. 400 V
c. current reduced
b. 230 V
b. Transmission electricity the National Grid network takes place at:
a.
2. 400 V
c. 230 V
b
