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