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Two wires X and Y are of equal length an...

Two wires X and Y are of equal length and have equal resistance. If the resistivity of X is more than that of Y which wire is thicker and why?
For the electric circuit given below calculate
Equivalent resistance of the current.

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MODERN PUBLICATION-ELECTRICITY-EXERCISE
  1. Two wires X and Y are of equal length and have equal resistance. If th...

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  2. Two wires X and Y are of equal length and have equal resistance. If th...

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  3. Two wires X and Y are of equal length and have equal resistance. If th...

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  4. State Ohm's law. Write the symbols used in electric circuit to represe...

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  5. State Ohm's law. Write the symbols used in electric circuit to represe...

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  6. Two resistors of resistance 4 ohm and 12 ohm are connected in parallel...

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  7. Two resistors of resistance 4 ohm and 12 ohm are connected in series. ...

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  8. The electric powr consumed by a device may be calculate by using eithe...

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  9. Explain the following : Why is the tungsten used almost exclusively fo...

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  10. Explain the following : Why are copper and aluminium usually employed ...

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  11. State ohm's law. Write the necessary conditins for its validity. How i...

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  12. In a household electric circuit, different appliances are connected in...

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  13. What is joule's heating effect? List applications of joule's heating e...

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  14. What is meant by saying that the potential difference between two poin...

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  15. How much energy is given to 5 couolomb of charge passing through a 12 ...

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  16. An electric heater coil if connected to a 230 V source if the resistan...

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  17. On what factors does the resistance of a conductor depend?

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  18. Two resistos with resistance 5 ohm and 10 ohm respectively are to be c...

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  19. Two resistos with resistance 5 ohm and 10 ohm respectively are to be c...

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  20. A current of 1A flows on a wire for 5 minutes, find the amount of elec...

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