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Question 4. An overhead power line for an electric train is suspended at short intervals by thin wires 1m long from the ceili

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m 2 2kg/m, az 100mm 2 0-1 m. o both the were current is Barainly ensen erecbeon so 2 2 219/m. Now, F a look I KP 22 2r. 40x10

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