An iron rod of length 50m and at a temperature of 60 o C is
PHYSICS
WAEC 1999
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 Answer: A. 50.006m
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