v1

A

will be less than in copper

B

Will be more than in copper

C

Will be equal to that in copper

D

Will not be connected with copper

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The correct Answer is:
C
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NARAYNA-ELECTRIC CHARGES AND FIELDS-EXERCISE -2 (C.W.)
  1. A wheel having mass m has charges +q and –q on diametrically opposite ...

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  2. An electron is moving round the nucleus of a hydrogen atom in a circul...

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  3. Two metal plates having a.p.d 600 volts are 2 cm apart. It is found th...

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  4. A is a spherical conductor placed concentrically inside a hollow spher...

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  5. An electron moving with a speed of 5xx10^(6)m//s is shot parallel to t...

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  6. Given : vecE=(10hati+7hatj)Vm^(-1). The electric flux through 1m^(2) a...

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  7. Charge Q is given by the displacement r=a hati+bhat j in an electrif f...

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  8. A positive point charge 50mu C is located in the plane xy at a point w...

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  9. The height of a tower is h. The acceleration due to gravity is g. Ever...

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  10. Two identical positive charges are fixed on the y-axis, at equal dista...

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  11. v1

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  12. An electron of kinetic energy K is projected between two charged plats...

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  13. Electric field intensity at a point varies as r^(-3) for

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  14. An electric dipole is placed at an angle of 30^@ to a non-uniform elec...

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  15. The spatial distribution of the electric field due to charges (A,B) is...

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  16. A given charge is situated at a certain distance from an electric dipo...

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  17. A square surface of side L m is in the plane of the paper. A uniform e...

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  18. Two infinitely long parallel conducting plates having surface charge d...

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  19. The Electric field at a point is A. always continuous B. continuou...

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  20. Find ratio of electric at point A and B. Infinitely long uniformly cha...

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