An iron rod of length 50m and at a temperature ... - WAEC Physics 1999 Question
An iron rod of length 50m and at a temperature of 60oC is heated to 70oC. Calculate its new length. (Linear expansivity of iron = 1.2 x 10-5K-1)
A
50.006m
B
50.060m
C
51.600m
D
51.200m
correct option: a
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