E0A01 What.txt

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mwinstom
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296762
Filename:
E0A01 What.txt
Updated:
2015-02-24 17:30:13
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arrl
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arrl
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  1. 
  2. E0A01 What, if any, are the differences between the radiation produced by radioactive materials and the electromagnetic energy radiated by an antenna?,A. There is no significant difference between the two types of radiation,B. Only radiation produced by radioactivity can injure human beings,C. Radioactive materials emit ionizing radiation, while RF signals have less energy and can only cause heating,D. Radiation from an antenna will damage unexposed photographic film but ordinary radioactive materials do not cause this problem
    c
  3. E0A02 When evaluating RF exposure levels from your station at a neighbor’s home, what must you do?,A. Make sure signals from your station are less than the controlled MPE limits,B. Make sure signals from your station are less than the uncontrolled MPE limits,C. You need only evaluate exposure levels on your own property,D. Advise your neighbors of the results of your tests
    B
  4. E0A03 Which of the following would be a practical way to estimate whether the RF fields produced by an amateur radio station are within permissible MPE limits?,A. Use a calibrated antenna analyzer,B. Use a hand calculator plus Smith-chart equations to calculate the fields,C. Use an antenna modeling program to calculate field strength at accessible locations,D. All of the choices are correct
    C
  5. E0A04 (C)When evaluating a site with multiple transmitters operating at the same time, the operators and licensees of which transmitters are responsible for mitigating over-exposure situations?,A. Only the most powerful transmitter,B. Only commercial transmitters,C. Each transmitter that produces 5% or more of its MPE exposure limit at accessible locations,D. Each transmitter operating with a duty-cycle greater than 50%
    C

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