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A nicrome wire of length 100cm and radiu...

A nicrome wire of length 100cm and radius 0.36 mm has a resistance of `1.5Omega`. Calculate the resistivity of nicrome and also its conductivity.

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NN GHOSH-FUNDAMENTAL OF CURRENT ELECTRICITY-Exercises
  1. A nicrome wire of length 100cm and radius 0.36 mm has a resistance of ...

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  2. A wire carries a constant current of 10A. How many coulombs and how ma...

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  3. Two batteries of emf epsilon(1) and epsilon(2) produce a current of 1....

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  4. In a battery of 10 cell supposed to be in series some are wrongly conn...

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  5. How you would arrange 24 cells, each of emf 1.5V and internal resistan...

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  6. A letter A is constructed as a uniform wire of resistance 1 ohm/cm. Th...

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  7. Calculate the the resistivity of the material of a wire whose resistan...

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  8. The resistance of 100m of copper wire of diameter 0.056 xx 10^(-2) m i...

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  9. Calcualte the resistance of a steel wire of length 10m and diameter 0....

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  10. Three wires whose lengths are in the ratio 3:8:18 and radii in the rat...

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  11. A moving coil galvanometer of resistance 50Omega is connected in serie...

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  12. A resistance box, a battery and a galvanometer of resistance G ohm are...

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  13. A shunt is to be applied to a galvanometer of 99Omega so that only 10%...

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  14. Two identical cells of emf 1.5V and internal resistance 1Omega are joi...

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  15. A battery of emf 6V internal resistance 5Omega is joined in parallel w...

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  16. A battery of emf 6 volts and internal resistance 1Omega is connected i...

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  17. Two batteries of emfs 24V and 6V and internal resistance 2Omega and 1O...

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  18. The sides of a square ABCD are formed of wires, each of resistance r a...

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  19. In a wheatstone bridge, the resistance of the arms of the bridge are A...

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  20. ABCD is a square of side a meters and is mae up of wires of resistance...

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  21. A battery of 2V and internal resistance 2Omega is used in wheatstone b...

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