Physics > 2012 > 20
JAMB UTME
Two metals P and Q are heated through the same temperature difference. If the ratio of the linear expansivities of P to Q is 2:3 and the ratio of their lengths is 3:4 respectively, the ratio of the increase in lengths of P to Q is
A.
1 : 2
B.
2 : 1
C.
8 : 9
D.
9 : 8
Answer: A
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