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Grade: 12th pass

                        

The force acting on a body moving along x axis varies With position of the particle as shown in the fig . The body is in stable equilibrium at :

2 years ago

Answers : (2)

Himanshu Rathour
119 Points
							
Body is in stable equilibrium neither x1 nor at x2
Stable equilibrium is one where if body displaced will come back in its initial position.
2 years ago
Sneha Harish
20 Points
							
For equilibrium, dU/dx=0=-F.
=> Fdx=dU
=>-x1x2 Fdx=∫dU =0
=>F(x1-x2)=0
=>x2=x1
The body was initially in x1
It was given some force the it went to x2,(x2=x1)
If it has come back to x1, x1 must be stable equilibrium. 
 
therefore,  x1=x2 is stable equilibrium
Please check if this is the right answer and tell
 
 
2 years ago
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