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A steel wire of length 4.7m and cross-se...

A steel wire of length 4.7m and cross-section `3.0 xx 10^(-5) m^(2)` stretched by the same amount as a copper wire of length 3.5m and cross-section `4.0 xx 10^(-5) m^(2)` under a given load. What is the ratio of Young's modulus of steel to that of copper ?

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To find the ratio of Young's modulus of steel to that of copper, we can follow these steps: ### Step 1: Write the formula for Young's modulus Young's modulus (Y) is defined as the ratio of stress to strain. The formula can be expressed as: \[ Y = \frac{F \cdot L}{A \cdot \Delta L} \] ...
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