You are on an interstellar mission from the E arth to the 8.7 light-years distant star Sirius. Your spaceship can travel with 70% the spee d of light and has a cylindrical shape with a diameter of 6 m at the front surface and a le ngth of 25 m. You have to cross the interstel lar medium with an approximated density of 1 hydrogen atom/m3. (a) Calculate the time it takes your spaceshi p to reach Sirius. (b) Determine the mass of interstellar gas th at collides with your spaceship during the mi ssion.
You are on an interstellar mission from the E arth to the 8.7 light-years distant star Sirius. Your spaceship can travel with 70% the spee d of light and has a cylindrical shape with a diameter of 6 m at the front surface and a le ngth of 25 m. You have to cross the interstel lar medium with an approximated density of 1 hydrogen atom/m3. (a) Calculate the time it takes your spaceshi p to reach Sirius. (b) Determine the mass of interstellar gas th at collides with your spaceship during the mi ssion.
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Transcribed Image Text:You are on an interstellar mission from the E
arth to the 8.7 light-years distant star Sirius.
Your spaceship can travel with 70% the spee
d of light and has a cylindrical shape with a
diameter of 6 m at the front surface and a le
ngth of 25 m. You have to cross the interstel
lar medium with an approximated density of
1 hydrogen atom/m3.
(a) Calculate the time it takes your spaceshi
p to reach Sirius.
(b) Determine the mass of interstellar gas th
at collides with your spaceship during the mi
ssion.
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