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An iron bar of length L cross sectional ...

An iron bar of length L cross sectional A and young modulus Y is pulled by a force from ends so as to produce an elongation l . Which of the following statements is correct ?

A

`lprop(l/L)`

B

`lpropA`

C

`lprop(1/A)`

D

`lpropY`

Text Solution

Verified by Experts

The correct Answer is:
C
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BINA LIBRARY-PROPERTIES OF SOLID -EXERCISE
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  2. The following four wires are made of same material and same tensiom is...

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  3. If S is the stress and Y is young's modulus of the material of a wire ...

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  4. A wire suspended vertically from one end is stressed by attaching a we...

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  5. what percentage of length of a wire will increase by applying the stre...

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  6. K is the force constatnt of a spring . The work done in extending it f...

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  7. The difference in properties of a substance in three states of matter ...

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  8. Inter - molecular forces are

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  9. The breaking stress for a wire of unit cross - sectional is called its

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  10. Bulk modulus is sometimes reffered to as

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  11. A flat spiral spring is stretched by mens of a small weight . The spri...

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  12. The following four wires are made of same material and same tensiom is...

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  13. The work done per unit volume in stretching a wire is equal to

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  14. What Is the potential energy of a stretched wire ?

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  15. A wire length L and cross sectional area A is made of material of Youn...

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  16. Two springs of spring constant 1500 Nm^(-1) and 3000Nm^(-1)respectivel...

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  17. When a force is applied on a wire of uniform cross-sectional area 3×10...

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  18. An iron bar of length L cross sectional A and young modulus Y is pulle...

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  19. A wire of length L and radius r is fixed at one end and a force F appl...

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  20. The breaking stress of wire dpends on

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