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Which of the following is perfectly plas...

 Which of the following is perfectly plastic?

A

Plasticine

B

Quartz fibre

C

Steel

D

Rubber

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AAKASH INSTITUTE ENGLISH-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE
  1. Breaking stress depends on

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  2. Which of the following is perfectly plastic?

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  3. The length of an elastic string is Xm when the tension is 8 N, and Y m...

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  4. When a load of 10 kg is hung from the wire, then extension of 2m is pr...

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  5. Substances which can be elastically stretched to large value of strain...

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  6. A force F doubles the length of wire of cross-section a The Young modu...

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  7. Stress-strain curve for four metals are shown in figure. The maximum Y...

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  8. Breaking stress for a material is 2 xx 10^8 N//m^2. What maximum lengt...

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  9. Young modulus of elasticity for a gas is

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  10. On mixing impurities, the elasticity of a material

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  11. Elasticity of a rigid body is

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  12. If Young modulus is three times of modulus of rigidity, then Poisson r...

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  13. In case of bending of a beam, depression depends on Young modulus of e...

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  14. Two metallic cylinder made of same material and radii r and 2r are joi...

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  15. A force Fis tangentially applied on the upper face of a cube of side b...

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  16. A rubber ball is taken to depth 1 km inside water so that its volume r...

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  17. In case of a liquid

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  18. Elastic forces

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  19. When a beam is bent

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  20. isothermal elasticity of an ideal gas is

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