1.

A_STEEL_ROD_OF_LENGTH_L_AND_DIAMETER_D,_FIXED_AT_BOTH_ENDS,_IS_UNIFORMLY_HEATED_TO_A_TEMPERATURE_RISE_OF_‚ÂÀ√≠¬¨‚Ä¢T._THE_YOUNGS_MODULUS_IS_E_AND_THE_COFFICEINT_OF_LINEAR_EXPANSION_IS_UNITY._THE_THERMAL_STRESS_IN_THE_ROD_IS?$#

A. Zero
B. T
C. EδT
D. EδTL
Answer» D. E‚âà√≠¬¨‚Ä¢TL


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