Questions
Two uniform metal rods one of aluminium of length l1 and another made of steel of length l2 and linear coefficients of expansion αa and αs respectively are connected to form a single rod of length l1+l2 . When the temperature of the combined rod is raised by t°C, the length of each rod increases by the same amount. Then is
detailed solution
Correct option is A
l1αaΔt1=l2αsΔt2Talk to our academic expert!
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