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According to Hooke's law within the elastic limit (stress)/(strai n)= constant. The constant depends on the type of strain or the type of force acting. Tensile stress might result In compressional or elongative strain, however, a tangential stress can only cause a shearing strain. After crossing the elastic limit. the material undergoes elongation and beyond a stage beaks. All modulus of elastically are basically constants for the materials under stress Two wires of same material have length and radius l,r and 2l, r/2 respectively. The ratio of their Young's modulus is |
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Answer» `1:2` |
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