Quantcast

A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

destineeeee

  • one year ago

An object is thrown directly up (positive direction) with a velocity (vo) of 20.0 m/s and do= 0. Determine how long it takes to get to the maximum height of 24.0 m.

  • This Question is Open
  1. mailtoarko
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    at max height v= 0 so v^2 = u^2 - 2gs . v= 0 . so s = u^2/2g 20*20/2*10

  2. destineeeee
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    does it include a formula?

  3. mailtoarko
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes its a formula where g = gravitational acceleration

  4. destineeeee
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    40/20 is 2 is that the answer?

  5. mailtoarko
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes

  6. mailtoarko
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    no 200 is the answer check the calculation

  7. destineeeee
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    `the answers i have that are close to 200 are 20.4 or 2.04

  8. destineeeee
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    can you help me?

  9. swarup169
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    at highest point v=0 we know v=u - gt g=9.8 u=20 v=0 t=u/g=20/9.8=2.04

  10. swarup169
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    u can also get by using formula s=u*t-.5*g*t^2 s=24 u=20 g=9.8 solve for t

  11. 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

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.