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Homework Help: Change in Velocity

  1. Dec 21, 2009 #1
    1. The problem statement, all variables and given/known data

    Water enters and leaves a pipe as shown at a steady speed of 1.5. Find the change in velocity.

    http://kv8v6q.blu.livefilestore.com/y1pjsZ-s4z6_sTZEgW2-nsZ8pf1YrZml2cqcsXxgwnDNbUzFlaPXJcSe_nX93qAi6xd_Z7BATO9oBNXPDbxrGoJHEkk6WbzV3wR/0.bmp [Broken]


    2. Relevant equations

    V1-V2=Change in Velocity


    3. The attempt at a solution

    I need to draw the resultant. What next?
    1. The problem statement, all variables and given/known data



    2. Relevant equations



    3. The attempt at a solution
     
    Last edited by a moderator: May 4, 2017
  2. jcsd
  3. Dec 21, 2009 #2

    berkeman

    User Avatar

    Staff: Mentor

    Welcome to the PF. I believe that they want you to calculate the change in vector velocity. So express the entry velocity as a vector in xy coordinates, and the exit velocity in xy coordinates. The difference is just the subtraction of the two vectors, carried out with components.
     
    Last edited by a moderator: May 4, 2017
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