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Work done by restoring force in a string...

Work done by restoring force in a string within elastic limit is -10 J. Maximum amount of heat produced in the string is

A

1 0 J

B

20 J

C

5 J

D

15 J

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AAKASH INSTITUTE ENGLISH-MECHANICAL PROPERTIES OF SOLIDS-Assignment(Section-A)
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  2. If the temperature of a wire of length 2 m and area of cross-section 1...

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  3. The elastic energy stored per units volume in a streched wire is

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  4. A wire suspended vertically from one of its ends is stretched by attac...

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  5. Work done by restoring force in a string within elastic limit is -10 J...

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  6. The work done per unit volume to stretch the length of area of cross-s...

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  7. Which of the following affecs the elasticity of a substance

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  8. Select the wrong definition

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  9. Figure shows graph between stress and strain for a uniform wire at two...

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  10. Two different types of rubber are found to have the stress-strain curv...

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  11. The ratio of adiabatic to isothermal elasticity of a diatomic gas is

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  12. A uniform cube is subjected to volume compression. If each side is dec...

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  13. When a rubber ball is taken to the bottom of a sea of depth 1400 m the...

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  14. A spherical ball contracts in volume by 0.02%, when subjected to a nor...

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  15. A steel plate of face area 4 cm^2 and thickness 0.5 cm is fixed rigidl...

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  16. The poisson's ratio cannot have the value

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  17. A material has Poissons ratio 0.5. If a uniform rod of it suffers a lo...

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  18. When a uniform metallic wire is stretched the lateral strain produced ...

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  19. The substances having very short plastic region are

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  20. Correct pair is

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