Recent content by Mvb

  1. M

    Temperature of the water in Fell Beck?

    Thank you very much :)
  2. M

    Temperature of the water in Fell Beck?

    Hello I have a question from a multiple choice test and I am not sure what to do with it. It would be great if you could help me :) Homework Statement Estimate the change in temperature of the water in Fell Beck before and after it falls into the Gaping Gill pothole (depth 105 m). The...
  3. M

    What is the braking force required to stop an egg from falling?

    Thank you very much, that was really helpful :)
  4. M

    What is the braking force required to stop an egg from falling?

    Thank you, and I'll do that the next time. I understand that I am supposed to find the acceleration that makes the egg go from 20 m/s to 0 m/s in 1 mm, but I'm not sure how to do that? I graphed it and was thinking to find the acceleration like this: a = (0 m/s - 20 m/s) / Δt 0.001 m...
  5. M

    What is the braking force required to stop an egg from falling?

    Hello I am having some trouble solving a problem related to braking forces. The assignment is this: A birdwatcher sees an egg falling from a 20 m tall tree. (Though the 20 m might not have anything to do with this particular task because it is part of a longer question). The egg strikes the...
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