This is a Twin Paradox question:
The velocity of the traveller is 7.8 km/s, which is 0.000026 (C) in SR.
In the home frame, the time taken between the traveller's departure and return is 4 weeks.
Then, what is the time difference between the home clock and traveller clock?
*The clocks can tell time to within 10 microseonds.
This is a Twin Paradox question: The velocity of the traveller is 7.8 km/s, which is...