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     EduGorilla 
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    A 0.1 kg mass is suspended from a wire of negligible mass. The length of the wire is 1 m and its cross- sectional area is 4.9×10−7m2 If the mass is pulled a little in the vertically downward direction and released, it performs simple harmonic motion of angular frequency 140 rad s−1 If the Young’s modulus of the material of the wire is n×109Nm−2, the value of n is

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