c-201 Electrical sSystems 1 SACA Certification
Exam Questions and Answers (Verified Answers)
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Terms in this set (91)
a ground is a point in the circuit that is connected to
can you define and test a the earth. you can use a multimeter-If the resistance is
ground? too high, it may indicate that the ground connection is
not providing adequate protection
1.Always use a circuit tester or voltage detector to
electrical safety rules check that a circuit is de-energized before working on
it.
Never touch electrical wiring or equipment with wet
electrical safety rule
hands or while standing on a wet surface.
Do not operate electrical equipment that is damaged,
electrical safety rule
frayed, or otherwise in poor condition.
Use the correct fuse or circuit breaker for the circuit
electrical safety rule
you are working on.
Never remove or bypass the grounding prong on a
electrical safety rule
plug.
Do not use extension cords or multiple outlet
Electrical Safety adapters that are not rated for the equipment you are
using.
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Do not overload circuits by plugging in too many
electrical safety
devices or using high-powered equipment.
Do not use electrical equipment in wet or damp
electrical safety conditions unless it is specifically designed for that
purpose.
Use properly rated and properly installed surge
electrical safety
protectors for sensitive electronic equipment.
Always follow the manufacturer's instructions for using
electrical safety
electrical equipment.
to prevent unexpected energization or startup of
purpose of lockout tag
machinery or equipment while it is being serviced or
out
repaired.
state the two types of AC and DC
electrical current
To test a circuit, first locate the circuit breaker or fuse
that controls the circuit you want to test. Then, using
how to use a circuit tester
the circuit tester, touch the red probe to the live wire
and the black probe to the neutral or ground wire.
The power source is the source of electrical energy
for the circuit. It can be a battery, a generator, or a
what is a power source
power outlet. The power source provides the
electrical current that flows through the circuit.
The conductor is a material that allows electricity to
flow through it, such as a wire. The conductor carries
what is a conductor
the electrical current from the power source to the
load.
The load is the device or appliance that is being
powered by the circuit. It can be a light bulb, a motor,
what is a load or any other device that uses electricity. The load
converts the electrical energy from the circuit into
some other form of energy, such as light or motion.
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