Z4B051 VOL4A EC3 Practice Test

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  • 1 . (609) If you need the radiofrequency radiation (RFR) permissible exposure limit (PEL) for radiation workers that have been trained and understand the hazards of exposure, you should look in the table for which environment?
    Upper tier
  • 2 . (606) Which is an example of radio frequency radiation (RFR) emitter found on Air Force bases?
    Electronic countermeasures.
  • 3 . (606) In what region of the radio frequency radiation (RFR) spectrum doe most radar operate?
    Microwave
  • 4 . (603) What is the magnetic field also known as?
    H field
  • 5 . (617) The distance from a laser to a point where the energy of the beam falls below the ocular maximum permissible exposure level is called?
    Nominal ocular hazard distance (NOHD).
  • 6 . . (619) Which delegates authority to the Installation Laser Safety Officer to suspend operations involving the operation of laser or other optical radiation sources that pose a significant health risk to personnel?
    Installation Commander (WG/CC)
  • 7 . (615) What is the most common cause of laser-induced tissue injury?
    Thermal
  • 8 . (603) As the frequency becomes higher, wavelength becomes
    shorter.
  • 9 . (611) Where should you hold the probe while conducting radio frequency radiation (RFR) measurements?
    In front of your body
  • 10 . (610) What is the first step in any radio frequency radiation (RFR) hazard distance calculation?
    Determine the average power