Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

natasha.aries

  • 3 years ago

6. A 150 kg motorcycle falls off a bridge and drops straight down into the water. The motorcycle is moving at 12.5 m/s when it hits the water. If the motorcycle comes to rest 7.00 m beneath the surface, determine the average force exerted by the water. A 1050 N B 1670 N C 1880 N D 3350 N

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

    B?

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

    find accelerations using kinematics... then use F=ma

  3. natasha.aries
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    howw?

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

    v2= u2 + 2as to find a then use f=ma

  5. natasha.aries
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what is u?

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

    u= initial velocity v= final velocity

  7. natasha.aries
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    okay thanks! i have a few more ?s but ill be back in 30mins its ok if u go to sleep! thanks for all ur help! one last question though whats the formula for thermal energY?

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

    i will be around here. revising... its just 10pm here.. for the energy question, relative to that question, Potential energy( delta E) = kinetic energy (work done) + thermal energy (Q)

  9. natasha.aries
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thanks!

  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