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A charge of +2muC is placed at x=0 and a...

A charge of `+2muC` is placed at `x=0` and a charge of `-32muc` at `x=60` .A third charge `-Q` be placed on the `x` axis such that it experiences no force .The distance of the point from `+2muC` is ( in cm)

A

-20

B

20

C

15

D

10

Text Solution

Verified by Experts

The correct Answer is:
A
`x=d/(sqrt((q_(2))/(q_(1)))-1)`
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NARAYNA-ELECTRIC CHARGES AND FIELDS-EXERCISE -1 (H.W)
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  2. Three charge -q,+q and -q are placed at the corners of an equilateral ...

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  3. A charge of +2muC is placed at x=0 and a charge of -32muc at x=60 .A t...

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  9. v34.2

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  11. A charged spherical conductor has a surface charge density of 0.7C//m^...

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  12. The electric field in a region of space is given by E = (5 hat(i) + 2h...

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  13. Number of electric lines of force emerging from 1C of positive charge ...

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  14. A charge of 5C is placed at the center of a spherical gaussian surface...

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  15. In a region where intensity of electric field is 5NC^(-1)40 lines of e...

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  16. An electron is placed at the centre of a Conducting sphere of radius 0...

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  17. Eight charges, 1muC, -7muC , -4muC, 10muC, 2muC, -5muC, -3muC, and 6mu...

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  18. Calculate the net flux emergin from given enclosed surface Nm^(2)C^(-1...

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  19. A charge q is located at the centre of a cube. The electric flux throu...

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