nigdrew123
04.04.2020 •
Physics
A cosmic-ray proton in interstellar space has an energy of 19.5 MeV and executes a circular orbit having a radius equal to that of Mars' orbit around the Sun (2.28 1011 m). What is the magnetic field in that region of space?
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Ответ:
The distance of Mars from Earth when it is at the farthest point is:
And since the motion of the radio waves is a uniform motion, we can use the basic relationship between velocity, space and time to find the time the waves take to reach Mars: