CSIR NET
   Top Resources
profile-img
Debanjana Adhikari posted an Question
May 24, 2020 • 16:02 pm 30 points
  • CSIR NET
  • Physical Sciences

Which of the following figures is a schematic representation of the phase space trajectories (i.e., contours of constant energy) of a particle moving in a one-d

Which of the following figures is a schematic representation of the phase space trajectories (i.e., contours of constant energy) of a particle moving in a one-dimensional potential V(x)=,**7 (a) (6) (C) (d)

2 Answer(s) Answer Now
  • 1 Likes
  • 5 Comments
  • 0 Shares
  • comment-profile-img>
    Ruby negi best-answer

    there must be some minus sign in the potential given in the ques either between them or before x^2....

    eduncle-logo-app

    try to do by urself too...

  • comment-profile-img>
    Chandra prakash

    dear first of all given potential is wrong in that question correct equation of potential is V(x) = -x^2/2 + x^4 /2. and for solutions see my attached file...

    cropped-878584240.jpg
    eduncle-logo-app

    potential is incorrect becoz when we found points it's will get imaginary point.... so correct ur question dear

    eduncle-logo-app

    if you have any doubt regarding this prob.. u can ask.

    eduncle-logo-app

    and I suggest you before solving this type of prob u draw potential graph from given eq and after all. sketch phase space trajectory dear.....

  • comment-profile-img>
    Ruby negi

    dear,no ans is matching according to given potential , ques must be like -x^2/2+x^4/4 (like vaishali mam did).... the phase curve is like this according to the given potential..

    cropped122556015.jpg
    eduncle-logo-app

    check this .

    eduncle-logo-app

    you don't plot imaginary value of x on graph between V(x) and x...

  • comment-profile-img>
    Abhishek singh

    there is a typo in the problem. the second term should be negative. Otherwise no option will match. See the solution. fir small oscillation, you can show it by elliptical trajectory in phase space.

    cropped8768708519785253566.jpg
    eduncle-logo-app

    ask doubts if any

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers

Sign Up to Download FREE Study Material Worth Rs. 500/-