Physics WAEC

An iron rod of length 50m and at a temperature of 60°C is heated to 70°C. Calculate its new length. (Linear expansivity of iron = 1.2 x 10-5K-1)
An iron rod of length 50m and at a temperature of 60°C is heated to 70°C. Calculate its new length. (Linear expansivity of iron = 1.2 x 10-5K-1)An iron rod of length 50m and at a temperature of 60°C is heated to 70°C. 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 Answer:

Option A – 50.006m

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