A telephone engineer connects a wire between two poles when the weather is very cold. He makes the wire very loose. The wire passes over the road as shown in the picture below. The weather changes and it becomes very hot. What could happen to the wire and why?
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Answered by
0
Explanation:
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Answered by
4
Answer:
the correct option is D
Explanation:
what could happen=it sags and touches cars on the road
why =it expands
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