Question
Tue March 13, 2012 By:

Solve the following question:

Expert Reply
Wed March 14, 2012
Coefficient of volume expansion of iron=3 alpha=gamma
gamma=change in vol/(initial vol x rise in temp)
initial vol=4/3 pi r3
putting all the values,
increase in volume=138.16 x 10 power -7=13.8 x 10 power -8
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