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JAMB UTME

The ratio of the coefficient of linear expansion of two metals α1α2 is 3:4. If, when heated through the same temperature change, the ratio of the increase in length of the two metals, e1/e2 is 1 : 2, the ratio of the original length l1/l2is

A.
2/3
B.
8/3
C.
3/8
D.
3/2

Answer: A

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