Recent content by alphaQ

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    Calculating spring constant of a spring loaded cannon

    can you please give me an equation to get the launch energy?
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    Calculating spring constant of a spring loaded cannon

    i was thinking of getting the spring constant and then checking whether that constant would allow me to get over the height of the building
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    Calculating spring constant of a spring loaded cannon

    thats where i have the problem, i don't know how to incorporate the width and height into the equation
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    Calculating spring constant of a spring loaded cannon

    Homework Statement if you wanted to build a spring launched cannon that will shoot you over a building that is 35 m high and 30 m wide, and the cannon is being shot at 60 degrees. If the cannon can be no more than 2 m long, what spring constant do you need in the spring to make this work? here...