Two elastic rods are joined between fixed supports as shown in figure. Which of the following is the condition for no change in the length of individual rods with the increase of temperature. 
linear expansion coefficient, 
area of rods, 
: Youngs modulus)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Since tension in the two rods will be same, hence
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