All Questions
3
questions
1
vote
1
answer
117
views
How would a spacecraft travelling near light speed say 0.9c compensate for time dilation in radio communication from spacecraft to earth?
For a spacecraft travelling at 0.9 c for 5 seconds, only 5 seconds would have passed for an observer on Aircraft, while 26.31 second would pass for a stationary observer watching from Earth.
In a ...
1
vote
3
answers
340
views
Questions on the notion of an inertial frame of reference
Imagine an astronaut flying in an spaceship at a constant speed in completely empty space, with no acceleration whatsoever, and no outside references, just dark empty space.
Q: Can the astronaut tell ...
1
vote
1
answer
96
views
Travel huge distance in a short time
I know that according to the thought experiment by einstein, one who would travel at speed close to light's speed would not age and those on earth would age.
But is it possible for someone to travel ...
- 129