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What will be the increase in length of a steel wire of length 10 m and of diameter 2mm when subjected to a tension due to application of a load of 168 kg on it? Young's modulus of steel=`21 times 10^10 N.m^-2`.

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The correct Answer is:
0.0249 m
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CHHAYA PUBLICATION-ELASTICITY -EXERCISE ( Problem Set-I)
  1. When a load of 10 kg is hung from one end of a wire of length 5 m, the...

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  2. A steel wire of uniform diameter has length 2.5 m, mass 0.016 kg and d...

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  3. What will be the increase in length of a steel wire of length 10 m and...

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  4. A load of 20 kg is hung from one end of a wire of length 6 m and of cr...

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  5. When a load of 3 kg is hung from one end of a copper wire of length 2 ...

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  6. A load of 5kg hangs from one end of a vertical wire of length 1 m and ...

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  7. Cross sectional area of a steel wire is 1 cm^2.How much force is requi...

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  8. The length of a wire of diameter 0.8 mm is 2.5 m, IF the breaking stre...

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  9. Young's modulus for the material of a substance is 7.25 times 10^10 N....

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  10. What will be the increase in length of a wire of length 10 m undergoin...

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  11. Calculate the change in length of a wire of length 5 m undergoing a st...

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  12. Volume of a substance at normal atmospheric pressure is 3500 times 10^...

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  13. Compressibility of an oil is 20 times 10^-6 atm^-1. A hydraulic press ...

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  14. Young's modulus of silver is 7.25 times 10^10 N.m^-2 and its bulk modu...

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  15. Young modulus of a material is 12.65 times 10^10 dyn .cm^-2 and its mo...

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  16. Young modulus of a material =18.5 times 10^10 N.m^-2 and its poisson's...

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  17. The value of Young's modulus for a material is 24 times 10^11 dyn.cm^-...

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  18. Two wires of the same length are made of different materials. Diameter...

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  19. A metallic wire of length and diameter 300 cm and 0.1 cm. respectively...

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  20. 200 cm^3 of air is kept at 760 mm of mercury pressure. Keeping the tem...

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