Question

an iron rod of length 50m and at a temperature of 60celsuis is heated to 70celsuis.calculate its new length in metres(a=1.2*0.00001)

Answer 1

Answer:

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Step-by-step explanation:

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