COMBINED MATHS

chanakacm

Well-known member
  • Nov 18, 2006
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    98378359nt5.jpg




    me ganan tika hadanne kohomda ....pls mata udawa karanna
     
    Last edited:

    ashan_ok

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    Aug 19, 2006
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    afoooo.... cha max! loku wadi kolla..!.... oii ec wadi ne.. :S :S :S.... put sum advancd sumz... plz yeah!
     

    yasiru1

    Well-known member
  • Jan 9, 2008
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    borella
    1 gananam lesei .v= u+at ,s =ut +1/2at*2 awasta 2tama dala poddak try karanna. 2 weni akath loku ganak newei .dan hadana hati mataka na.
     

    henderson

    Active member
  • Nov 24, 2007
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    Senior Executive, Goldman Sachs
    1st one is not that hard, just draw velocity diagram both water drops have same accelaration which will be 'g', so dv/dt of both graphs should be same, and area of graph shows the distance traveld. Since second drop starts after first one travels 1/4 meters means it started, ((1/4*2)/10)^1/2 will be the time difference.

    since those 2 forms triangles the difference of 3/4m comes when area of followinf picture equals 3/4 m. caculation of t is simple geometry.

    testmv2.jpg
     

    rukshankb

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    Dec 15, 2006
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    appo owa api hadala den 6 years withara wenawa. mata nam hithenne owa very easy ganan. poddak "hewage" ge books tika refer karanna