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The electric potential at a point (x,0,0...

The electric potential at a point `(x,0,0)` is given by `V=[(1000)/(x)+(1500)/(x^(2))+(500)/(x^(3))]` "then the electric field at" `x=1` m is (in volt//m)

A

`-5500hat(i)`

B

`5500 hat(i)`

C

`sqrt(5500 hat(i))`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
B
`E = (-Delta V)/(Delta r)`
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NARAYNA-ELECTROSTATIC POTENTIAL AND CAPACITANCE-Exercise -1 (H.W)
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  2. ABC is an equilateral triangle of side 2m. If vec(E ) = 10NC^(-1), " t...

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  3. The electric potential at a point (x,0,0) is given by V=[(1000)/(x)+(1...

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  4. Two positive point charges of 12 mu C and 8 mu C are 10 cm apart. The ...

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  5. Two charges of magnitude 5 nC and -2 nC are placed at points (2cm,0,0...

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  6. Three charges Q, +q and +q are placed at the vertices of a right angle...

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  7. An electric dipole has the magnitude of its charge as q and its dipole...

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  8. An electric dipole of moment vecp is placed normal to the lines of for...

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  9. An insulated charged conducting sphere of radius 5cm has a potential o...

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  10. Two conducting spheres of radii 5 cm and 10 cm are given a charge of 1...

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  11. The electric potential on the surface of a sphere of radius R due to a...

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  12. A soap bubble is charged to a potential of 16V. Its radius is then dou...

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  13. The charge stored in a capacitor is 20 mu C and the potential differen...

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  14. The oil condenser has a capacity of 100 muF .The oil has dielectric c...

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  15. A dielectric of thickness 5cm and dielectric constant 10 is introduced...

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  16. v36

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  17. The ratio of the resultant capacities when three capacitors of 2muF, 4...

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  18. A condenser A of capacity 4muF has a charge 20muC and another condense...

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  19. A capacitor of 30 mu F charged to 100V is connected in parallel to c...

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  20. The equivalent capacity between the points 'A' and 'B' in the followin...

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