Editing SAR Fundamentals/Navigation instruments theory/Question bank
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+ | Q: Name 3 ways that a GPS can fail. | ||
+ | |||
+ | A: | ||
+ | * radio interference | ||
+ | * blocked view of sky | ||
+ | * cold batteries | ||
+ | * wet electronics | ||
+ | |||
+ | |||
+ | Q: Is a GPS effective in a heavy blizzard? | ||
+ | |||
+ | A: Yes | ||
+ | |||
+ | |||
+ | Q: Is a GPS effective in a canyon? | ||
+ | |||
+ | A: no, (probably not) | ||
+ | |||
+ | |||
+ | Q: | ||
+ | The difference between true north and magnetic north is known as? | ||
+ | |||
+ | A: | ||
+ | Declination. |