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Calculate the the resistivity of the mat...

Calculate the the resistivity of the material of a wire whose resistance is `5Omega`, length 1m and radius 0.6mm.

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The correct Answer is:
`5.656 xx 10^(-6)` `Omegam`
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NN GHOSH-FUNDAMENTAL OF CURRENT ELECTRICITY-Exercises
  1. How you would arrange 24 cells, each of emf 1.5V and internal resistan...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  18. When one mole of zinc combines with sulphuric acid 445 kJ of heat is l...

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  19. Two resistors with temperature coefficients of resistance alpha1 and a...

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  20. Show that if E is the electric intensity inside a conductor of electri...

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