Original length of the wire

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Under the action of load F1, the length of a string is L1 and that under F2, is L2. the original length of the wire is 

(a) [L1F1 - L2F2] / [F1 + F2]                   

(b) [L1F2 - L2F1] / [F1 - F2]

(c) [L1F2 - L2F1] / [F2 - F1]     

(d) [L1F2 - L2F1] / [F1 + F2]

Reference no: EM131067285

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