NETA Safety and PPE 4

Question 1

When performing dielectric withstand testing, what additional safety precaution is critical beyond standard PPE?

Accepted Answer

Establishing a clear safety perimeter and warning barrier around the test area

Answer

Using longer test leads

Answer

Wearing a full-body arc suit at all times

Answer

Reducing test voltage by 50%

Question 2

What does an ATPV (Arc Thermal Performance Value) rating on arc-rated clothing indicate?

Accepted Answer

The incident energy level at which the garment has a 50% probability of preventing a second-degree burn

Answer

The voltage rating of the garment

Answer

The maximum temperature the garment can withstand

Answer

The flame resistance duration in seconds

Question 3

Which type of safety sign color indicates an immediate danger that will result in death or serious injury if not avoided?

Accepted Answer

Red

Answer

Orange

Answer

Yellow

Answer

Blue

Question 4

A NETA technician is testing a transformer with residual charge. Before disconnecting test leads, what must be done?

Accepted Answer

Discharge the transformer through a grounding stick or discharge resistor

Answer

Immediately disconnect leads as quickly as possible

Answer

Allow the charge to dissipate naturally for 1 minute

Answer

Check with a voltmeter then disconnect if below 50V

Question 5

What is the correct response if a co-worker receives an electrical shock and cannot release the energized conductor?

Accepted Answer

De-energize the circuit immediately or use a non-conductive object to separate them

Answer

Grab the victim's clothing to pull them free

Answer

Attempt mouth-to-mouth while circuit is energized

Answer

Call for help and wait for emergency services before acting

Question 6

Which OSHA standard specifically addresses the electrical safety requirements for general industry workplaces?

Accepted Answer

OSHA 29 CFR 1910 Subpart S

Answer

OSHA 29 CFR 1926 Subpart K

Answer

OSHA 29 CFR 1910 Subpart R

Answer

OSHA 29 CFR 1926 Subpart V

Question 7

What is the minimum approach distance for unqualified persons near exposed energized parts at 15 kV phase-to-ground?

Accepted Answer

10 feet (3.05 m)

Answer

Approach distances apply only to qualified personnel

Answer

2 feet (0.61 m)

Answer

20 feet (6.1 m)