The length of a steel rod exceeds that of a brass rod by 5 cm. If the difference in their lengths remains same at all temperatures
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The length of a steel rod exceeds that of a brass rod by 5 cm. If the difference in their lengths remains same at all temperatures, then the length of brass rod will be: (alpha for iron and brass The length of a steel rod exceeds that of a brass rod by 5 cm. If [...]