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virtus

a train runs between two stations stopping at each. Its velocity V km/min, t minutes after leaving the first station, is given by v = 0.12t(6-t)

  • one year ago
  • one year ago

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  1. virtus
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    find the time taken to travel between the two stations

    • one year ago
  2. amistre64
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    if something is stopped, its velocity is 0 right?

    • one year ago
  3. Akshat4-10
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    yes

    • one year ago
  4. amistre64
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    then for which ts does V = 0?

    • one year ago
  5. Akshat4-10
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    for t=0 and t=6 obviously...

    • one year ago
  6. amistre64
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    obviously lol

    • one year ago
  7. cwrw238
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    so after first starting it stops again after 6 minutes

    • one year ago
  8. amistre64
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    i was going to say 360 seconds, but 6 minutes sounds adequate

    • one year ago
  9. cwrw238
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    yup - lol

    • one year ago
  10. Akshat4-10
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    yup...the time difference between the two stations is 6mins...when the train travels at Vkm/min.

    • one year ago
  11. cwrw238
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    there you go

    • one year ago
  12. virtus
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    LOL @Akshat4-10 and @cwrw238 for impersonating me hahahas thanks guys ;)

    • one year ago
  13. virtus
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    so for this question how would we find ii- the maximum positive velocity attained iii- the distance between the two stations

    • one year ago
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