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Find the formula for the work done is st...

Find the formula for the work done is stretching a wire and apply it to find the elastic energy stored in a wire originally 5metre long and 1mm in diameter, which is streched by 0.3mm due to a koad of 10kg. Aksi calculate the Yongs's modulus of the wier. `=g=9.8 ms^(-2)`

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