Recent content by ktsa

  1. K

    How much work is done to hold a book at a constant height?

    In fact, in this problem, I know that work can be calculated using the formula of w= F d cos theta W= KEf- KEi W= EPf- EPi........ and so one. But I ask for this because one other tutor said that the answer is 0 J because there is no displacement done, which can also be true. That is why I was...
  2. K

    Tips for preparing for Physics final exams?

    Thank you so much for your help.
  3. K

    How much work is done to hold a book at a constant height?

    I think it could be zero because no displacement done But I am not sure of that. Can you help me?
  4. K

    How much work is done to hold a book at a constant height?

    Please can anyone help me with problem? I don't know if the work is 0 J
  5. K

    Tips for preparing for Physics final exams?

    Hi. There. Please, I am preparing for the final exam in physics 200, athabasca univ, and I am having some anxiety. Can you guys give me some tips and strategies on how to deal well with the exam and to have a good grade?
  6. K

    What Are New Members' Initial Impressions of Physics Forums?

    Hi there. How are you guys doing ? I am a new member in this forum. I will appreciate it later because I am still new
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