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In the given figure, a rod is free at one end and other end is fixed. When we change the temperature of rod by `Deltatheta`, then strain produced in t

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In the given figure, a rod is free at one end and other end is fixed. When we change the temperature of rod by `Deltatheta`, then strain produced in the rod will be
A. `alphaDeltatheta`
B. `(1)/(2)alphaDeltatheta`
C. zero
D. information incomplete
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Correct Answer - C
Here rod is free to expand from one side. So by changing temperature no strain will be produced in the rod, Hence answer is (c ).
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