IEC 2nd semester midterm review
Study online at https://quizlet.com/_cwlndb
1. A 3-gang switch box is to be constructed using metal device (switch)
boxes. The box assembly will contain two three-ways and one dimmer switch.
External connectors will be used on the AC cables entering the box. The AC
does NOT contain a ground. Three 14-3 cables plus one 14-2 enter the box
assembly. The shallowest boxes you can use are ___" deep.: a.2
b.31/2
c.23/4
d.21/2
e.21/4
d
2. Electronic dimmers can be connected to an energized circuit if ___.: a.the
switch leg is connected first
b.the ungrounded conductor is connected first
c.either a or b
d.neither a nor b
d
3. Figure 116.305 A 12-volt trolling motor on a boat is powered by two 12-volt
batteries. Refer to Figure 116.305. Which connection diagram shows the bat-
teries correctly connected to the trolling motor?: a.I only
b.II only
c.either I or II
d.neither I nor II
a
4. Figure 119.103 Refer to Figure 119.103 for the plan view of a bedroom in a
new house. A receptacle must be installed no farther than ___ feet from the
left edge of wall space .: a.2
b.6
c.4
d.12
b
5. Figure 119.565 Refer to Figure 119.565. All lamps are type mr 16 and are
rated at 50 watts when operated at 12 volts AC. An MR 16 is a type of low
voltage lamp. The power used by each lamp is ___ watts.: a.600
b.12
c.200
, IEC 2nd semester midterm review
Study online at https://quizlet.com/_cwlndb
d.16
e.50
e
6. If ___, electronic dimmers can be connected to an energized circuit.I. the
switch leg is connected before connecting the ungrounded conductorII. the
ungrounded conductor is connected before connecting the switch leg
a.II only: a.II only
b.I only
c.neither I nor II
d.either I or II
c
7. One, two, or three circuit lighting track is available.: a.True
b.False
a
8. Track lighting ___ be installed in wet or damp locations, where subject to
physical damage, or in concealed locations.: a.can
b.cannot
b
9. Two 12-volt batteries would be connected in ___ to deliver the correct
voltage to a 12-volt load.: a.series
b.parallel
b
10. ___-circuit lighting track will have five metal strips running the length of
the track. Three metal strips will be on one side of the track for connection
to one or two circuit neutrals and the ground. Two metal strips will be on
the opposite side of the track for connection to the two circuit "hot" or
ungrounded conductors.: a.Two
b.Three
a
11. A circuit has 4 identical loads connected in parallel. The circuit voltage is
277 volts and the total connected load draws 11.2 amperes of current. The
resistance of each of the identical loads is ___ ohms: a.6.18
b.1.48
Study online at https://quizlet.com/_cwlndb
1. A 3-gang switch box is to be constructed using metal device (switch)
boxes. The box assembly will contain two three-ways and one dimmer switch.
External connectors will be used on the AC cables entering the box. The AC
does NOT contain a ground. Three 14-3 cables plus one 14-2 enter the box
assembly. The shallowest boxes you can use are ___" deep.: a.2
b.31/2
c.23/4
d.21/2
e.21/4
d
2. Electronic dimmers can be connected to an energized circuit if ___.: a.the
switch leg is connected first
b.the ungrounded conductor is connected first
c.either a or b
d.neither a nor b
d
3. Figure 116.305 A 12-volt trolling motor on a boat is powered by two 12-volt
batteries. Refer to Figure 116.305. Which connection diagram shows the bat-
teries correctly connected to the trolling motor?: a.I only
b.II only
c.either I or II
d.neither I nor II
a
4. Figure 119.103 Refer to Figure 119.103 for the plan view of a bedroom in a
new house. A receptacle must be installed no farther than ___ feet from the
left edge of wall space .: a.2
b.6
c.4
d.12
b
5. Figure 119.565 Refer to Figure 119.565. All lamps are type mr 16 and are
rated at 50 watts when operated at 12 volts AC. An MR 16 is a type of low
voltage lamp. The power used by each lamp is ___ watts.: a.600
b.12
c.200
, IEC 2nd semester midterm review
Study online at https://quizlet.com/_cwlndb
d.16
e.50
e
6. If ___, electronic dimmers can be connected to an energized circuit.I. the
switch leg is connected before connecting the ungrounded conductorII. the
ungrounded conductor is connected before connecting the switch leg
a.II only: a.II only
b.I only
c.neither I nor II
d.either I or II
c
7. One, two, or three circuit lighting track is available.: a.True
b.False
a
8. Track lighting ___ be installed in wet or damp locations, where subject to
physical damage, or in concealed locations.: a.can
b.cannot
b
9. Two 12-volt batteries would be connected in ___ to deliver the correct
voltage to a 12-volt load.: a.series
b.parallel
b
10. ___-circuit lighting track will have five metal strips running the length of
the track. Three metal strips will be on one side of the track for connection
to one or two circuit neutrals and the ground. Two metal strips will be on
the opposite side of the track for connection to the two circuit "hot" or
ungrounded conductors.: a.Two
b.Three
a
11. A circuit has 4 identical loads connected in parallel. The circuit voltage is
277 volts and the total connected load draws 11.2 amperes of current. The
resistance of each of the identical loads is ___ ohms: a.6.18
b.1.48
