A space station is a ring of radius 50 m. To produce artificial gravity of 9.8 m/s^2 at the rim, it must rotate at:

  1. 0.885 rad/s
  2. 0.221 rad/s
  3. 0.196 rad/s
  4. 0.443 rad/s
Answer

D) 0.443 rad/s

romega^2 = g Rightarrow omega = g/r = 9.8/50 = 0.443 rad/s. SLO P-11-B-17 · Understanding

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