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Q.

The magnitude of electric intensity at a distance ‘x’ from a charge ‘q’ is E. An identical charge is placed at a distance ‘2x’ from it. Then the magnitude of the force it experience is

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a

Eq/4

b

Eq

c

Eq/2

d

2Eq

answer is D.

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Detailed Solution

E=14πε0qx2;F=14πε0q⋅q(2x)2=Eq4

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