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