Distance between two places is 200 km. alpha a of steel is 12xx10^(-6)//""^(@)C. Total space that must be left between steel rails to allow for a change of temperature from 36^(@)F to 117^(@)F is

Distance between two places is 200 km. alpha a of steel is 12xx10^(-6)

1.	Distance between two places is 200 km. alpha a of steel is 12xx10^(-6)//""^(@)C. Total space that must be left between steel rails to allow for a change of temperature from 36^(@)F to 117^(@)F is
Answer» 1.08 km 0.108 km 10.8 km 0.0108 km Answer :B