Question icon
Grade 12Mechanics

Explain constraint equation.

Profile image of Vaibhav Kumar
13 Years agoGrade 12
Answers icon

2 Answers

Profile image of mohit yadav
13 Years ago

  its easy u can easily understand it

Profile image of Utkarsh Verma
13 Years ago

 

Constraint equations are geometrical relation in a system ( mainly connected with pullies, etc. ) that always hold.

 
For example , the total length of a cord always remains constant ( and its first & second derivative ( v & a )   remains zero).
Consider the following situation:
Now, a complex example:

First try to solve it yourself!
ANSWER:

 
I hope, you would have understood the basic concept of forming constraint equations. ALL THE BEST!