PME system
b. pull switch control
b. TN-S system
c. one-way switch control
d.
2. The main lighting circuit room having only one entrance would
probably be:
a.
5. two-way switch control. one-way switch control
d. PME system
b.
Note: more than one multiple choice answer may correct. electricity supply which uses the cable sheath provide earth is
called a:
a. two-way switch control. system.
. TN-C-S system
d. system.
Check your Understanding
1.
6. TN-C-S system
d. TN-S system
c.When you have completed these questions, check out the answers the
back the book.
4.
3. intermediate switch control
c. pull switch control
b. electricity supply which the earthing arrangements must be
provided the consumer called a:
a. The main lighting long corridor with many switches would
probably be:
a. two-way switch control. system. TN-S system
c. intermediate switch control
c. pull switch control
b. intermediate switch control
c. TN-C-S system
d. PME supply
b. electricity supply which the protective and neutral functions are
combined called:
a. one-way switch control
d. The main lighting circuit room having two entrances would
probably be:
a
