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The drift speed of an electron in a meta...

The drift speed of an electron in a metal is of the order of 

A

`10^(-13)m//s`

B

`10^(-3)mm//s`

C

`10^(-4)m//s`

D

`10^(-30)m//s`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - IA
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  2. Given a current carrying wire of nonuniform cross section. Which of th...

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  3. The drift speed of an electron in a metal is of the order of

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  4. The drift velocity of electrons in a conducting wire is of the order o...

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  5. In the presence of an applied electric field (vecE) in a metallic cond...

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  6. The paths of electrons between successive collisions (with the positiv...

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  7. Mobility of free electrons in a conductor is

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  8. The mobility of free electrons (charge e, mass m and relaxation time t...

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  9. Ohm's law is applicable to

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  10. Ohm's law is not applicable for

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  11. The electric intensity E, current density j and conductivity sigma are...

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  12. The formula V =IR is applicable to

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  13. Which of the following wiring diagrams could be used to experimentally...

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  14. The resistance of a conductor is

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  15. On increasing the temperature of a conductor, its resistance increases...

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  16. With the increase of temperature, the ratio of conductivity to resisti...

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  17. The temperature coefficient of resistance of conductors is

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  18. The best material for making resistances in resistance box

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  19. The product of resistivity and conductivity of a cylindrical conductor...

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  20. Wires of Nichrome and Copper of equal dimensions are connected in seri...

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