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    Can someone explain how to do this? How is the formula derived.
    Thanks


    Right I have got it now but umm why are we considering u to be 0?
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    (Original post by Super199)
    Can someone explain how to do this? How is the formula derived.
    Thanks


    Right I have got it now but umm why are we considering u to be 0?
    Because when u= 0 the object has no kinetic energy and the point is (if you are looking at the proof I think you are) that you want to know how much it will gain after doing a certain amount of work on it. Seems logical to start with nothing.
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    Check out this YouTube video. Offers a very logical step by step build up of the formula 0.5mv^2.

    http://youtu.be/9L0m_gSR6to

    Posted from TSR Mobile
 
 
 
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