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Define 'relaxation time' in a conductor....

Define 'relaxation time' in a conductor. Explain how it varies with increase in temperature of a conductor. State the relation between resistivity and relaxation time.

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MODERN PUBLICATION-ELECTRIC CURRENT. RESISTANCE AND E.M.F-EXERCISE
  1. Explain the term drift velocity of electrons. Hence obtain the express...

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  2. Prove that the current density of a metallic conductor is directly pro...

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  3. Define 'relaxation time' in a conductor. Explain how it varies with in...

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  4. What is the effect of temperature on relaxation time in a metal?

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  5. Derive an expression for drift velocity of free electrons in a conduct...

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  6. Define relaxation time of the electrons drifting in a conductor. How i...

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  7. What is drift velocity?

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  8. What are ohmic and non-ohmic resistors? Give one example of each.

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  9. Deduce Ohm's law using the concept of drift velocity.

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  10. Discuss the various situations, which describe the failure of Ohm's la...

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  11. Resistance of a conductor depends on:

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  12. Resistance of a conductor depends on:

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  13. On what factors resistivity of the material depend?

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  14. Explain how the resistivity of a conductor depends upon relaxation tim...

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  15. Define 'relaxation time' in a conductor. Explain how it varies with in...

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  16. Define the term resistivity and write its S.I. unit. Derive the expres...

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  17. What do you understand by electrical resistivity and give its relation...

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  18. Show that the resistance of a conductor is given by: R = (ml)/(n e^2 t...

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  19. A conductor of length l is connected to a d.c. source of potential V. ...

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  20. Define 'relaxation time' in a conductor. Explain how it varies with in...

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