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A wire of length 470 cm and cross section 3.0×10^-9cm^2 stretches by the same amount as a copper wire of length 350 cm and cross section 4.0×10^-9cm^2.find the ratio of youngs modulus of steel to that of a copper....... pls answer fast its toooo urgent |
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Answer» wire of LENGTH 4.7 m and CROSS sectional area 3.0 × 10⁻⁵ m² STRETCHES by the same amount as a COPPER wire of length 3.5 m and cross-sectional area of 4.0 × 10⁻⁵ m² under a given load. What is the ratio of the YOUNG's modulus of Steel to that of Copper? |
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