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Why ate the telegraph wires kept a little loose ?
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Answer / sam
telegraph wires are made up of metals like copper, aluminium
etc. they have a tendency of expansion in summers (due to
excessive heat) and contraction in winters (due to loss of
heat), so if they are tightly stretched, they might break in
winters
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Answer / sanju
So that they may not breath due to contraction on winter.
| Is This Answer Correct ? | 0 Yes | 2 No |
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