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Standard VIII

Physics

Earthing

Two point lik...

Question

Two point like charge particles A& B are fixed on x-axis at the position shown. A third charged particle with a charge $Q$ is to placed on x-axis such that it does not experience any force due to electric field. The position $x$ of this particle satisfies

0 < x < a

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a < x < 2 a

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x < 0

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x > 2 a

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Solution

The correct option is D $x > 2 a$
The charge $(+ Q)$ will be towards right of $(q)$ only then the net force on $(+ Q)$ will be zero.

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Two point like charge particles A& B are fixed on x-axis at the position shown. A third charged particle with a charge Q is to placed on x-axis such that it does not experience any force due to electric field. The position x of this particle satisfies

The correct option is D x>2aThe charge(+Q) will be towards right of (q) only then the net force on (+Q) will be zero.

Two point like charge particles A& B are fixed on x-axis at the position shown. A third charged particle with a charge $Q$ is to placed on x-axis such that it does not experience any force due to electric field. The position $x$ of this particle satisfies

The correct option is D $x > 2 a$
The charge $(+ Q)$ will be towards right of $(q)$ only then the net force on $(+ Q)$ will be zero.