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The electric potential V (in volt) varie...

The electric potential V (in volt) varies with x (in metre) according to the relation `V=5+4x^(2)` The force experienced by a negative charge of `2times10^(-6)` C located at `x=0.5` m is `z times10^(-6)`N then the value of `z` is ?

A

`2 xx 10^(-5)N`

B

`4 xx 10^(-6)N`

C

`6 xx 10^(-6)N`

D

`8 xx 10^(-6)N`

Text Solution

Verified by Experts

The correct Answer is:
D
`E= (-Delta V)/(Delta r)`
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NARAYNA-ELECTROSTATIC POTENTIAL AND CAPACITANCE-Exercise -1 (C.W)
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  2. There is an electric field E in x-direction. If the work done on movin...

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  3. The electric potential V (in volt) varies with x (in metre) according ...

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  4. The electric potential decreases unifromly from 120 V to 80 V as one ...

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  5. Charges +q -4q and +2q are arranged at the corners of an equilateral t...

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  6. Three charges -q, Q and -q are placed at equal distances on a straight...

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  7. A system consists of two charges 4 mu C and -3 muC with no external fi...

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  8. (a) In a quark model of elementary particles, a neutron is made of one...

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  9. A dipole of electric dipole moment p is placed in a uniform electric f...

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  10. The work done in deflecting a dipole through 180^(@) from field direct...

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  11. Two conducting spheres of radii r(1) and r(2) are equally charged. The...

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  12. A conducting sphere of radius R is charged to a potential of V volts. ...

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  13. A non conducting sphere of radius R is charged uniformly. At what dist...

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  14. Two charged spherical conductors of radii R(1) and R(2) when connected...

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  15. Consider two concentric spherical metal shells of radii r1" and "r2(r2...

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  16. The radii of two charged metal spheres are 5cm and 10cm both having th...

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  17. The capacity of a parallel plate condenser consisting of two plates ea...

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  18. Sixty four spherical drops each of radius 2 cm and carrying 5 C charge...

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  19. A highly conducting sheet of aluminium foil of negligible thickness is...

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  20. Two metal plates are separated by a distance d in a parallel plate con...

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