Answers

2014-01-13T16:51:27+01:00
It's isn't my best pls
Ans: linear expansivity=bigger length - smaller length divided by smaller lenght X change in temperature
i.e. Bl=SL(1+ LEXTemp.)
         =2(1+ 0.0000019 X 100)
         =2(1 + 0.00019)
         =2(1.00019)
         =4.00076
Ans: =4m (Approximately)
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