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