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Which of the following substances has hi...

Which of the following substances has highest elasticity ?

A

Sponge

B

Steel

C

Rubber

D

Copper

Text Solution

Verified by Experts

The correct Answer is:
B
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PATHFINDER-ELASTICITY-QUESTION BANK
  1. For most of the metals the Young's modulus is n times the rigidity mo...

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  2. An ideal spring with spring constant K=200N//m is fixed on one end on ...

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  3. Which of the following substances has highest elasticity ?

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  4. Which of the following is the most elastic ?

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  5. Y=(mgL)/(pir^2DeltaL)formula would given the value of Y. If mg is doub...

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  6. A spring of force constant 5xx10^3N//m^-1 is stretched initially by 5 ...

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  7. A polyester fibre rope of diameter 3 cm has a breaking strength of 150...

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  8. A metal wire of length L-1 and area of cross sectional A is attached t...

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  9. The modulus of the rigidity is the ratio of

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  10. A spring has length l and spring constant. K. It is cut into two piece...

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  11. If volume of a certain wire remains unchanged when the wire is stretch...

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  12. The density of a solid at normal pressure is rho. When the solid is su...

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  13. A rubber cord catapult has cross-sectional area 25mm^2 and initial len...

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  14. The Young's modulus of a metal is 1.2xx10^11Pa and its interatomic for...

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  15. The length of an elastic string is a when tension is 4N and is b when ...

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  16. A metal rod of Young's modulus 2xx10^10Nm^-2 undergoes an elastic stra...

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  17. Two wires of same material and length but diameter in the ratio 1:2 ar...

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  18. The area of cross-section of a wire of length 1.1m is 1mm^2 . It is lo...

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  19. A rubber rope of length 8 m is hung from the ceiling of a room . Wh...

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  20. The increase in length of a wire on stretching is 0.025%. If the poi...

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