Question

HELP ME PLS ITS"S URGENT GUYS

Answer 1

Answer:

I think 3 options is the correct answer

Answer 2

Answer:

both at x=r/3 and at x=−r/5

Explanation:

Potential in the right of charge -Q/4=

4x

1

−kQ

+

r+x

1

kQ

=0orr+x

1

=4x

1

orx

1

=r/3

Potential in the left of charge -Q/4 at distance x

2

=

4x

2

−kQ

+

r−x

2

kQ

=0orx

2

=

5

r