For the evaluation of J-integral value from the compact tension speci – McqOptions

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1.	For the evaluation of J-integral value from the compact tension specimen, the amount of J in the below-shown sample is equal to __________Where A = area under the load vs. displacement curveb=W-aB=Specimen thickness
A.	J=2A/Bb
B.	J=2ABb
C.	J=2AB/b
D.	J=A2/Bb
Answer» B. J=2ABb

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