2-2 MO Valley Test practice ACTUAL UPDATED QUESTIONS AND CORRECT
ANSWERS
d.mile The Romans refined distance traveled to a unit of length called the ? .
a.cubit
b.foot
c.meter
d.mile
c.ground When using a test instrument with test leads, the ? lead should be connected first.
a.energized
b.fused
c.ground
d.red
b.NFPA 70E For maximum safety, personal protective equipment and safety requirements for
test instrument procedures must be followed, as specified in ? , which is one of
several standards.
a.IEEE
b.NFPA 70E
c.OSHA Standard 1926.05
d.test instrument manufacturer's guidelines
b.peak The ? value of a sine wave is the maximum instantaneous value of either the
positive or negative values in the sine wave.
a.average
b.peak
c.positive
d.rms
d.GFCIs One advantage of voltage testers is that they have a lower impedance (resistance)
and draw more current than voltage indicators, which allows them to be used for
testing ? .
a.insulation
b.job order motors
c.job order wiring
d.GFCIs
c.resistance An ohmmeter is used to measure the ?
a.amperage
b.direction of voltage flow
, c.resistance
d.voltage
c.Surface ? leakage current is current that flows from areas on conductors where insulation
has been removed to allow electrical connections.
a.Capacitive
b.Conductive
c.Surface
d.Terminal
c.fuse Many test instruments include a ? in the current-measuring circuit to prevent
damage caused by excessive current.
a.bypass
b.circuit breaker
c.fuse
d.relay
b.10% When a 3-phase current unbalance exceeds ? , a test for voltage unbalance
should be performed.
a.3%
b.10%
c.20%
d.30%
b.bar graph Most digital multimeter displays include a(n) ? to show changes and trends in a
circuit.
a.analog scale
b.bar graph
c.diode test mode
d.MIN MAX mode
d.MIN/MAX mode Voltage measurements using the ? on a digital multimeter are useful in identifying
low voltage conditions.
a.analog scale
b.bar graph
c.diode test mode
d.MIN/MAX mode
ANSWERS
d.mile The Romans refined distance traveled to a unit of length called the ? .
a.cubit
b.foot
c.meter
d.mile
c.ground When using a test instrument with test leads, the ? lead should be connected first.
a.energized
b.fused
c.ground
d.red
b.NFPA 70E For maximum safety, personal protective equipment and safety requirements for
test instrument procedures must be followed, as specified in ? , which is one of
several standards.
a.IEEE
b.NFPA 70E
c.OSHA Standard 1926.05
d.test instrument manufacturer's guidelines
b.peak The ? value of a sine wave is the maximum instantaneous value of either the
positive or negative values in the sine wave.
a.average
b.peak
c.positive
d.rms
d.GFCIs One advantage of voltage testers is that they have a lower impedance (resistance)
and draw more current than voltage indicators, which allows them to be used for
testing ? .
a.insulation
b.job order motors
c.job order wiring
d.GFCIs
c.resistance An ohmmeter is used to measure the ?
a.amperage
b.direction of voltage flow
, c.resistance
d.voltage
c.Surface ? leakage current is current that flows from areas on conductors where insulation
has been removed to allow electrical connections.
a.Capacitive
b.Conductive
c.Surface
d.Terminal
c.fuse Many test instruments include a ? in the current-measuring circuit to prevent
damage caused by excessive current.
a.bypass
b.circuit breaker
c.fuse
d.relay
b.10% When a 3-phase current unbalance exceeds ? , a test for voltage unbalance
should be performed.
a.3%
b.10%
c.20%
d.30%
b.bar graph Most digital multimeter displays include a(n) ? to show changes and trends in a
circuit.
a.analog scale
b.bar graph
c.diode test mode
d.MIN MAX mode
d.MIN/MAX mode Voltage measurements using the ? on a digital multimeter are useful in identifying
low voltage conditions.
a.analog scale
b.bar graph
c.diode test mode
d.MIN/MAX mode
