IEC YEAR 3 QUESTIONS & 100%
B
VERIFIED CORRECT ANSWERS
GUARANTEED A+
Which of the following is an example of a load?
I. Relay Coil
II. Solenoid
III. Pilot Light
Select one:
a. I, II & III
b. I only
c. III only
d. I & II only
e. II only - a. I, II & III
A qualified person must be trained in the skills and techniques to determine nominal voltage.
Select one:
a. True
b. False - a. true
A(n) uses voltages in the range of 50 to 5000 volts to test for insulation damage to conductors or
windings.
Select one:
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a.megohmmeter
b.ammeter
c.oscilloscope
d.none of these - a. megohmmeter
The training section of an electrical safety program identifies all training required for contractors and
vendors.
Select one:
a. True
b. False - a. true
A(n) is a noncontact temperature probe that senses the infrared energy emitted by a material.
Select one:
a.ground resistance tester
b.digital logic probe
c. infrared temperature probe
d.optical time domain reflectometer - c. infrared temperature probe
Transient voltages occur due to .
Select one:
a.unfiltered electrical equipment
b.power switching, ON and OFF
c.lightning strikes
d.all of these - d. all of these
Before removing a fuse, the circuit should be de-energized.
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Select one:
a. True
b. False - a. true
An analog meter is than a digital meter.
Select one:
a.less susceptible to electrical noise
b.less accurate
c.both a and b
d.neither a nor b - c. both a and b
Ghost voltages appear on meter displays when the meter is within the electromagnetic field of nearby
current-carrying conductors, fluorescent lighting, or operating electrical equipment. This ghost voltage
appears when the meter connected to an energized circuit.
Select one:
a. is
b. is not - b. is not
A can be utilized to indicate that a GFCI device has been tripped.
Select one:
a. voltage tester
b. plug-in GFCI receptacle tester
c.either a or b
d.neither a nor b - c. either a or b
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A(n) is used to ensure that a motor rotates in the correct direction when connected to a circuit.
Select one:
a.oscilloscope
b.megohmmeter
c.phase sequence indicator
d.digital logic probe
e.ammeter - c. phase sequence indicator
is indicated on a clamp-on ammeter when placed within the magnetic field produced around a
single conductor.
Select one:
a. Voltage
b. Resistance
c.Current
d.any of these - c. current
is indicated on a clamp-on ammeter when placed within the magnetic field produced around a
single conductor.
Select one:
a. Voltage
b. Resistance
c.Current
d.any of these - a. voltage
The meter display shown in Figure 319.204 is .