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Thread: projectile fired proof

  1. #1
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    projectile fired proof

    a plane is inclined at an angle a to the horizontal . a particle up the plane with speed u at an angle b to the plane . when the particle is at its max perpendicular height above the plane it is 3/5 of the range up the plane. show tana*tanb=2/7

    so far I have found the time of flight which is 2usinb/gcosa
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  2. #2
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    Re: projectile fired proof

    Thanks from markosheehan
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  3. #3
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    Re: projectile fired proof

    just out of curiosity what do you do that requires you to solve these ballistic problems over and over for eternity?
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    Re: projectile fired proof

    Its just school questions where I am from. The projectile questions is just one type of question on the exam and it is just one of the subjects I take.
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