Radio Navigationmedium#1199
Mixed IRS/GPS navigation provides:
A
No improvement over IRS alone
B
IRS accuracy only
C
GPS accuracy only
D
Short-term accuracy of IRS combined with long-term accuracy of GPS
CorrectExplanation
Mixing IRS with GPS combines the short-term stability and high data rate of the IRS with the long-term position accuracy of GPS, correcting IRS drift.
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