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two fixed point charge +4e and -e are seprated by a distance ‘a’ where should the third point charge be placed for it to be in equilibrium...?

two fixed point charge +4e and -e are seprated by a distance ‘a’ where should the third point charge be placed for it to be in equilibrium...?

Grade:12

1 Answers

Vikas TU
14149 Points
3 years ago
Dear Student,
Subsequent to Drawing the graph and part the powers of An and B on C in segments, We just get FASINθ andFBSINθ segments which add to the net drive. 
Which gives 
F(net) = 2FASINθ (Since, FA=FB) 
For the constrain to be greatest SINθ ought to be 1.
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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