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PMM Paper 3 Video Solutions - Question 1a GCE A/L 2019



PMM Paper 3 Video Solutions: Introduction Topics

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  • Feb. 16, 2021, 9:25 p.m.
    Phanuelex

    A smooth sphere A of mass 3m is moving with speed 5U on a smooth floor. It's collides directly with another sphere 3U. Given that the coefficient of friction is ¼ 

    Find 

    A. Velocity of the spheres after impact 

    B. The loss in K.E due to the impact

    • Feb. 17, 2021, 10:07 a.m.
      Kenyui

      actually the question lack enough information like: mass of the sphere with speed 3u was the sphere with speed 3u was moving in which direction?

  • Feb. 14, 2021, 7:48 p.m.
    Kenyui

    trig tutorials

  • Feb. 14, 2021, 7:46 p.m.
    Lynn

    A particle is projected from a poit 3h above a horizontal ground.The projection makes an angle of B with the horizontal.

    Show that if the greatest height reatched above the point of projection is h then the horizontal distance travelled before striking the horizontal ground is 6hcosB.Find the vertical component of the speed of the prticle juste before it hits the ground.

    • Feb. 14, 2021, 8:15 p.m.
      Kenyui

      use the equation of path (trajectory) or find the time taken needed to cover a vertical distance of -3h and the prove will eventually come out

    • Feb. 14, 2021, 8:15 p.m.
      Kenyui

      use the equation of path (trajectory) or find the time taken needed to cover a vertical distance of -3h and the prove will eventually come out

  • Feb. 14, 2021, 7:46 p.m.
    Kenyui

    directions

  • Feb. 14, 2021, 2:22 p.m.
    Wanyu

  • Feb. 13, 2021, 4:18 p.m.
    Kenyui

    Here are some tutorials for the topic trigonometry

    Try as muh as possbile to test yourselves 

  • Feb. 13, 2021, 4:15 p.m.
    Kenyui
  • Feb. 13, 2021, 1:39 p.m.
    Aloys

    1) Show that

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