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