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The cannon, which sits at sea level, has a velocity of 82 m/sec.
At what angle must the cannon be elevated to hit the pirate ship?
We know that the maximum range is attained at 45° — so the ship is well within the range of the cannon.
Elisabeth Eitel was a Senior Editor at Machine Design magazine until 2014. She has a B.S. in Mechanical Engineering from Fenn College at Cleveland State University.