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The area of cross-section of a wire is 1...

The area of cross-section of a wire is `10^(-5) m^2` when its length is increased by 0.1% a tension of 1000N is produced. The Young's modulus of the wire will be

A

`10^12 Nm^(-2)`

B

`10^11 Nm^(-2)`

C

`10^9 Nm^(-2)`

D

`10^10 Nm^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE - 2 (YOUNG.S MODULUS)
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  2. In the Searle's method to determine the Young's modulus of a wire, a s...

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  3. The area of cross-section of a wire is 10^(-5) m^2 when its length i...

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  4. The following four wires are made of the same material. If same tensio...

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  5. A copper wire and an aluminium wire have lengths in the ratio 3:2, dia...

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  6. There are two wires of same material. Their radii and lengths are both...

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  7. If stress is numerically equal to young's modulus the elongation will ...

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  8. An aluminium rod has a breaking strain 0.2%. The minimum cross-section...

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  9. A string of cross section 2cm^2 is doubled in length by the applicati...

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  10. A metallic ring of radius r and cross-sectional area A is fitted into ...

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  11. The length of a rubber cord is l1 metres when the tension in it is 4N ...

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  13. A wire whose cross-sectional area is 4 mm^2 is stretched by 0.1 mm by...

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  14. When a tension 'F' is applied, the elongation produced in uniform wire...

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  15. Two wires A and B have Young's modulii in the ratio 1:2 and ratio of l...

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  16. A wire stretched by 0.01 m when it is stretched by a certain force. An...

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  17. A steel wire is 1m long and 1mm^2 in area of cross-section. If it tak...

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  18. Two bars A and B of circular cross section and of same volume made of ...

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  19. An iron wire of length 4m and diameter 2mm is loaded with a weight of ...

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  20. Two wires of same material have masses in the ratio 3:4 the ratio of t...

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