The value of J integral in potential energy term is written as J=dUo/ – McqOptions

MCQOPTIONS

1.	The value of J integral in potential energy term is written as J=dUo/da=K2/E’. The value of E’ in case of plane stress is equal to ______ (where v is the poison’s ratio).
A.	E
B.	Ev
C.	E/v
D.	E2v
Answer» B. Ev

Discussion

No Comment Found

Related MCQs

According to Irwin’s theory of crack resistance, the failure occurs when the rate of change of __________ release rate is equal to the rate of change of _______________ to the crack growth.
The R-curve is used to calculate the _______________ to fracture of the material during slow and stable crack propagation.
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
If the crack length is doubled than the original value, the potential energy of the J integral will change by a factor of ____
The value of J integral in potential energy term is written as J=dUo/da=K2/E’. The value of E’ in case of plane stress is equal to ______ (where v is the poison’s ratio).
The J-Integral is interpreted as the potential energy difference between the two identically loaded sample having slightly different crack lengths. Mathematically it can be written as __________
According to the J-Integral, the fracture occurs when the J integral value reaches a critical value. The value of J is equal to____________
The J integral is the path-dependent method.
The J integral method is used for the _______________ materials.
The geometry of the plastic zone in front of a crack tip is shown in the following figure.