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Two point charges 4 mu C and -2 mu C are...

Two point charges `4 mu C and -2 mu C` are separated by a distance of 1m in air. Calculate at what point on the line joining the two charges is the electric potential zero ?

A

` 9axx10^-3` V

B

`axx10^-3` V

C

`3axx10^-9` V

D

`3axx10^-3` V

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The correct Answer is:
A
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AAKASH INSTITUTE ENGLISH-Mock Test 25: PHYSICS-Example
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  2. The electric field strenth vector is given by E=2.5x hat I + 1.5y hat...

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  3. Two point charges 4 mu C and -2 mu C are separated by a distance of 1...

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  4. Two electric dipoles are placed parallel to each other as shown in fig...

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  5. The potential due to a short electric field dipole moment2xx10^-6 C-m ...

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  6. Six charges , q1 = +1 muC , q2 = +3 muC , q3 = +4 muC , q4 = -2 muC , ...

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  7. A test charge q is taken from point A to B in electrostatic field of o...

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  8. Two charges are placed s shown in figure below. The potential at point...

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  9. Two Charges 5 muC and 20 muC are placed on two concentric circes of ra...

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  10. Three charges 2q,-q,-q are located at the vertices of an equilateral t...

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  11. Three concentric spherical shells have radii a, b and c(a lt b lt c) a...

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  12. Two charges +6 'mu'C and -6 'mu'C are placed 15 cm apart as shown . At...

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  13. The electric potential at a point (x,y,z) is given by V =- x^(2) y - x...

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  14. The electric field in a certain region is given by E=5 hat(i)-3hat(j) ...

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  15. Twenty seven drops of mercury are charged simultaneously to the same p...

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  16. Two charged spheres of radii R(1) and R(2) having equal surface charge...

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  17. Four electric charges +q,+q,-q and -q are placed at the corners of a s...

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  18. Equipotential surfaces associated with an electric field which is incr...

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  19. A regular hexagon of side a has a charge Q at each vertex. Potential a...

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  20. Figure shows three points A, B and C in a region of uniform electric f...

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