79.在不考慮橫向應變
(strain)下,其應力(stress)值為何?
(A)25 N/cm2
(B)10 N/cm2
(C)1×104 N/m2
(D)2.5×104 N/m2
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統計: A(106), B(214), C(181), D(418), E(0) #616120
統計: A(106), B(214), C(181), D(418), E(0) #616120
詳解 (共 5 筆)
#4726771
簡單的人類想法:
P=F/A
=10/0.0004m2
=25000N/m2
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