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What shape is a typical rocket engine nozzle?

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  1. A straight tube of the same width
  2. Widens first, then narrows to a point
  3. Narrows to a throat, then widens

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References

  1. NASA Glenn, Nozzle Design www1.grc.nasa.gov/beginners-guide-to-aeronautics/nozzle-design Checked 2026-10-10.

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