Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

zaphod

  • 2 years ago

A falling stone takes 0.2 seconds to fall past a window which is 1 m high. From how far above the top of the window was the stone dropped?

  • This Question is Closed
  1. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @sauravshakya

  2. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    shall i show the working?

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

    Yep

  4. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    s= ut +1/2at^2 s- 1 = 1/2 * 9.81 * (0.2)^2 s = 1.196

  5. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    s=ut+1/2 at^2 x=0+1/2 * 9.81 * (0.2)^2 x=0.196 m

  6. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    Is the answer 0.196m

  7. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    but the answer is 0.82

  8. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    oh got it..

  9. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    Actually, s= ut + 1/2 at^2 1 = u*0.2 + 1/2 (9.81) *(0.2^2) u=4.02 m/s

  10. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    a falling stone right

  11. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    Now, v^2=u^2+2as (4.02)^2=0^2+2*(9.81)*x x=0.82m

  12. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    Yes, the falling stone takes 0.2 seconds to reach the ground from the window

  13. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    got it?

  14. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1345877484628:dw|

  15. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    can u drw a diagram?

  16. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh i get it:)

  17. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    @zaphod u there?

  18. zaphod
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i understood thnks bro:)

  19. sauravshakya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    |dw:1345878136099:dw|Actually its:

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

    Search OpenStudy
    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

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.