1.

A_SQUARE_STEEL_BAR_OF_10MM_SIDE_AND_5M_LENGTH_IS_SUBJECTED_TO_A_LOAD_WHEREUPON_IT_ABSORBS_A_STRAIN_ENERGY_OF_100J._WHAT_IS_ITS_MODULUS_OF_RESILIENCE_??$

A. 1/5 N-mm/mm<sup>3</sup>
B. 25 N-mm/mm<sup>3</sup>
C. 1/25 N-mm/mm<sup>3</sup>
D. 5 N-mm/mm<sup>3</sup>
Answer» B. 25 N-mm/mm<sup>3</sup>


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