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The Young's modulus of a rope of 10 m le...

The Young's modulus of a rope of 10 m length and having diameter of 2 cm is `20xx10^(11)` dyne `cm^(-2)` . If the elongation produced in the rope is 1 cm, the force applied on the rope is

A

6.28 `xx` 10^5` N

B

6.28 `xx` `10^4` N

C

6.28 `xx` `10^4` dyne

D

6.28 `xx` `10^5` dyne

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SL ARORA-Mechanical Properties of Solids-Example
  1. The Young's modulus of a rope of 10 m length and having diameter of 2 ...

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  2. The length of a suspended loire increases by 10^-4 of its original len...

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  3. A uniform wire of steel of length 2.5m and density 8.0gcm^(-3) weighs ...

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  4. A structural steel rod has a radius of 10 mm and a length of 1.0 m. A ...

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  5. A structural steel rod has a radius of 10 mm and a length of 1.0 m. A ...

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  6. A structural steel rod has a radius of 10 mm and a length of 1.0 m. A ...

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  7. What is the percentage increase in length of a wire of diameter 2.5 mm...

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  8. The breaking stress for a metal is 7.8 xx 10^9 Nm^-2. Calculate the ma...

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  9. A rubber string 10m long is suspended from a rigid support at its one ...

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  10. A silica glass rod has a diameter of1cmand is 10 cmlong. The ultimate ...

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  11. A composite wire of uniform diameter 3.0 mm consisting of a copper wir...

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  12. The maximum stress that can be applied to the material of a wire used ...

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  13. A mass of 100 grams is attached to the end of a rubber string 49 cm. l...

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  14. A uniform heavy rod of weight W, cross sectional area a and length L i...

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  15. A steel wire of uniform cross-section 1 mm^(2) is heated to 70^(@)C an...

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  16. The presssure of a medium is changed from 1.01xx10^(5) Pa to 1.165xx...

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  17. The average depth of indian Ocean is about 3000 m. The fractional comp...

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  18. A sphere contracts in volume by 0.01% when taken to the bottom of sea ...

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  19. If the normal density of sea water is 1.00 g//cm^(3), what will be its...

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  20. A cube is subjected to pressure of 5 xx 10^(5)N//m^(2). Each side of t...

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  21. Calculate the presure required to stop the increases in volume of a co...

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