ANSWERS TO CHAPTER QUESTIONS
A1. The amount of body resistance you have to the
current flow, the path the current takes through
your body, and the length of time the current
flows through your body.
A2. Isolate, insulate, and ground.
A3. ALWAYS notify and obtain permission from your
commanding officer (afloat) or your supervisor
(ashore) to work on energized equipment. (Some
commands require you to complete a checklist
before doing this.)
A4. When your measuring a voltage above 300 volts,
you must NOT hold the test probe while the
equipment is energized. Instead, you must attach
the test probes while the equipment is
de-energized.
A5. Electrostatic discharge (ESD).
A6. A microwave oven. RF injuries result from the
tissue being “cooked” in a manner similar to the
way food is cooked in a microwave oven.
A7. Working aloft or over the side, doing corrective
or preventive maintenance.
A8. Ensure that personnel are qualified to do the
work they are about to do, maintain tag-out logs,
signing and issuing tags and tag-out record
sheets, clear the record sheets from the tag-out
logs, and destroying the tags when the work is
completed.
A9. Tag-out logs, CAUTION Tags (NAVSHIPS
9890/5), DANGER Tags (NAVSHIPS 9890/8),
OUT-OF-CALIBRATION Labels (NAVSEA
9210/6), and OUT-OF-COMMISSION Labels
(NAVSHIPS 9890/7).
A10. Safety shoes, rubber gloves, safety shorting
probes, eye protection, hearing protection,
respiratory protection, and deck-insulating
material.
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