Question

8. The clock used in GPS and GLONASS is​

Answer 1

Answer:

Atomic clocks are the most accurate time and frequency standards known, and are used as primary standards for international time distribution services, to control the wave frequency of television broadcasts, and in global navigation satellite systems such as GPS.

Answer 2

Answer:

All of them have an internal atomic clock with high stability and the mean between those clocks provides a time standard, derived from the global standard known as TAI. That is why the GNSS systems can be used as a global time reference with accuracy of up to nanoseconds, besides from providing geolocation.

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