CBSE Class 9 Answered
pg134-1
Asked by | 18 Oct, 2009, 03:08: PM
Expert Answer
Increase in length is 1% i.e. ΔL/L = 1/100,
ΔL = αLΔT
ΔT = ΔL/(αL) = 1/(100x0.00002) = 500 oC
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Team,
TopperLearning.
Answered by | 20 Oct, 2009, 11:54: AM
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