1.

The diagram shows the change x in the length of a thin uniform wire caused by the application of stress F at two different temperatures T1 and T2. The variations shown suggest that                           [CPMT 1988]

A.             \[{{T}_{1}}>{{T}_{2}}\]
B.             \[{{T}_{1}}<{{T}_{2}}\]
C.             \[{{T}_{1}}={{T}_{2}}\]
D.             None of these
Answer» B.             \[{{T}_{1}}<{{T}_{2}}\]


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