1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Exam question on motion

  1. May 13, 2009 #1

    mouk92

    User Avatar

    1. A Cyclist travelling at a speed of 4.2 ms^-1 accelerates at 1.1 ms^-2 in a time of 7.4 seconds. What is the distance travelled???


    2. Relevant equations????



    3. The attempt at a solution: The answer is 61m but i dont know how to get that answer
     
    mouk92, May 13, 2009
  2. jcsd
    Phys.org - latest science and technology news stories on Phys.org
  3. May 13, 2009 #2

    Cyosis

    User Avatar
    Homework Helper

    I would expect you to have seen [itex]s(t)=\frac{1}{2}at^2+v_0t+s_0[/itex]?
     
    Cyosis, May 13, 2009
  4. May 13, 2009 #3

    mouk92

    User Avatar

    Yeh thanks i got it
     
    mouk92, May 13, 2009
  5. May 13, 2009 #4

    mouk92

    User Avatar

    When i was doing it i was squaring the whole of the at instead of just the t
     
    mouk92, May 13, 2009
  6. May 13, 2009 #5

    Cyosis

    User Avatar
    Homework Helper

    I see. You should really put that in the relevant equation section, that way people reading this forum could have seen what went wrong right away.
     
    Cyosis, May 13, 2009
  7. May 13, 2009 #6

    mouk92

    User Avatar

    Yh sorry this was my first post but thanks anyway
     
    mouk92, May 13, 2009
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook




Similar Discussions: Exam question on motion

  1. Exam question (Replies: 1)

  2. Exam question (Replies: 2)

  3. Exam question . (Replies: 2)

  4. Exam question, rotational motion. (Replies: 1)

  5. Exam question (Replies: 2)

Loading...