Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

igbona

  • 4 years ago

An Olympic bobsled starts from rest and slides down a frictionless 9.00 slope. a) what is the final velocity after 18 seconds?

  • This Question is Closed
  1. hosein
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    you mean that theta=9?

  2. hosein
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[mgsin \theta=ma \rightarrow a=gsin \theta \rightarrow V=(gsin \theta)t\]

  3. igbona
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yeah \[\phi= 9 degrees\]

  4. hosein
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so put theta in above friend

  5. hosein
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    did you get it?

  6. igbona
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so \[V=(g \sin \theta) t\] will be V=(9.8sin(9))18= 27.59

  7. igbona
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    m/s

  8. igbona
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes i got it correct..thank you

  9. hosein
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    your wellcome

  10. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy