TPC 205.1 ELECTRICAL SAFETY AND
PROTECTION EXAM PREP QUESTIONS
AND ANSWERS DETAILED REVIEW SHEET
●● What color is the insulation on a grounding wire?
Answer: Green or Green with a yellow stripe
●● The effect of an electric current on the human body depends on what
three factors?
Answer: Amount of current, Path of current, Length of time in contact
●● A current as low as _________ mA can affect the rhythm of the heart
Answer: 75 mA
●● Breathing and circulation can sometimes be restored to a victim of
electric shock if __________ is performed without delay.
Answer: Cardiopulmonary Resuscitation (CPR)
●● The path of least ___________always conducts the most current.
Answer: resistance
●● Name four precautions you can take to guard against electric shock
,Answer: Insulation, Grounding, GFCI's, Lockout
●● Electric arcing most often occurs when two conductors in an electric
circuit are ____________
Answer: separated
●● When working around electricity, wear shoes with _______ soles
and a ________ hard hat
Answer: Rubber, Plastic
●● When working around electricity, you should wear _________
clothing.
Answer: Cotton
●● Use ________ tools when working on electrical equipment.
Answer: Insulated
●● To fight an electrical fire, use an extinguisher designed for Class ___
fires
Answer: C
●● If the unexpected startup of equipment could endanger you or others,
you must _________ the power to the equipment before beginning work.
, Answer: Lockout
●● Electrical equipment designed to release only low levels of electrical
energy is called ____________
Answer: Intrinsically safe
●● The major safety consideration for workers on a confined space is
the
Answer: Atmosphere
●● Never use a(n) __________ ladder when working near electricity
Answer: Metal
●● Which is a better fabric choice when working around electricity-
cotton or polyester?
Answer: Cotton
●● In a situation where the danger of electric arc is great, you should
wear a(n) __________ suit
Answer: Flash
●● When working near an energized conductor, you should wear
_________ over _________ gloves
PROTECTION EXAM PREP QUESTIONS
AND ANSWERS DETAILED REVIEW SHEET
●● What color is the insulation on a grounding wire?
Answer: Green or Green with a yellow stripe
●● The effect of an electric current on the human body depends on what
three factors?
Answer: Amount of current, Path of current, Length of time in contact
●● A current as low as _________ mA can affect the rhythm of the heart
Answer: 75 mA
●● Breathing and circulation can sometimes be restored to a victim of
electric shock if __________ is performed without delay.
Answer: Cardiopulmonary Resuscitation (CPR)
●● The path of least ___________always conducts the most current.
Answer: resistance
●● Name four precautions you can take to guard against electric shock
,Answer: Insulation, Grounding, GFCI's, Lockout
●● Electric arcing most often occurs when two conductors in an electric
circuit are ____________
Answer: separated
●● When working around electricity, wear shoes with _______ soles
and a ________ hard hat
Answer: Rubber, Plastic
●● When working around electricity, you should wear _________
clothing.
Answer: Cotton
●● Use ________ tools when working on electrical equipment.
Answer: Insulated
●● To fight an electrical fire, use an extinguisher designed for Class ___
fires
Answer: C
●● If the unexpected startup of equipment could endanger you or others,
you must _________ the power to the equipment before beginning work.
, Answer: Lockout
●● Electrical equipment designed to release only low levels of electrical
energy is called ____________
Answer: Intrinsically safe
●● The major safety consideration for workers on a confined space is
the
Answer: Atmosphere
●● Never use a(n) __________ ladder when working near electricity
Answer: Metal
●● Which is a better fabric choice when working around electricity-
cotton or polyester?
Answer: Cotton
●● In a situation where the danger of electric arc is great, you should
wear a(n) __________ suit
Answer: Flash
●● When working near an energized conductor, you should wear
_________ over _________ gloves
