23for this u will hav to know the concept of virtual work
wch says , for a string ,
\sum{\vec{T}.\vec{v}}=0
PLEASE FOLLOW THE LINK TO SEE THE PROBLEM.HERE IN THE LINK THE LINK GIVEN FOR THE ACTUAL IMAGE DOES NOT WORK.PLEASE GIVE ME THE SOLUTION OF THE PROBLEM AND THE NEW ACTUAL LINK OF THE IMAGE GIVEN IN THE QUESTION.PLEASE SOMEBODY HELP ME.I AM A STUDENT.PLEASE HELP ME.THANKS IN ADVANCE.HERE IS THE LINK OF THE PROBLEM http://www.targetiit.com/iit-jee-forum/posts/some-sums-are-best-left-unsloved-d-17282.html
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2 Answers
23
49rather (net work) ΣT.x = 0
which leads to ΣT.v=0
and ΣT.a=0
