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Under the section of electric field, a m...

Under the section of electric field, a material is said to be a conductor of electricity if there is flow of

A

same type of charge in or opposite direction of field

B

opposite type of charge in the same direction of field

C

no flow of charge

D

none of these

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The correct Answer is:
A
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NIKITA PUBLICATION-CURRENT ELECTRICITY-Multiple Choice Questions
  1. If A is the area of cross section of conductor, e be the charge on the...

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  2. If A is the area of cross section of conductor, v(d) is the drift velo...

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  3. Under the section of electric field, a material is said to be a conduc...

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  4. In conductors, current conduction take place due to

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  5. The direction of conventional current flowing through a metal due to a...

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  6. A conductor of length of l and area of cross section A has n number of...

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  7. A conductor of length l and area of cross-section A has n number of el...

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  8. When a current I is set up in a wire of radius r, the drift velocity i...

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  9. There is a current of 0.21 A in a copper wire of area of cross section...

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  10. The speed at which current travels, in a conductor, is nearly

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  11. An electron in the hydrogen atom circles around the proton with a spe...

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  12. A potential difference is applied across the ends of a metallic wire. ...

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  13. In your city electricity cost 40 paise per kWh. You pay for

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  14. The electric intesity E, current density j and conductivity sigma are ...

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  15. The drift velocity of electrons is given by

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  16. The average time interval between two successive collisions of electro...

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  17. Resistivity of a material of conductor in terms of relaxation time is ...

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  18. Resistivity of a material of a conductor is inversely proportional to

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  19. The relaxation time in conductors

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  20. In the absence of electric field, the mean velocity of the electrons i...

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