Recent content by Run Haridan

  1. Run Haridan

    Acceleration. linear motion. i'm stuck

    what formula? tell me and i'll try to work it out!
  2. Run Haridan

    Acceleration. linear motion. i'm stuck

    acceleration. linear motion. I'm stuck! Homework Statement a train moves at a velocity of 60 m s-1 and stops after a distance of 600m. what is its deceleration?Homework Equations v=s/t The Attempt at a Solution this is my working: u= 0 m s-1 v= 60 m s-1 s= 600 m v=s/t 60=600/t t=10 s ...and...
  3. Run Haridan

    Help with Straight Line 3y-x-k=0 & Turning Points

    Straight line! help! Homework Statement the straight line 3y-x-k=0 is the normal to the curve y=4x3+12x2+9x-1 at point A. The curve has two turning points. a)find the coordinates of A b)find the coordinates of the turning points of the curve. then, determine whether the turning points are...
  4. Run Haridan

    Engineering (mechanical) drawing probs

    wrong TOP VIEW for question one, 2nd scanned drawing. there shouldn't b a hidden line at the center.
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