The sensitivity of the fracture of the brittle solid to surface condit – McqOptions

MCQOPTIONS

1.	The sensitivity of the fracture of the brittle solid to surface condition has been termed as the ____________
A.	Bauschinger effect
B.	Doppler effect
C.	Joffe effect
D.	Polarity effect
Answer» D. Polarity effect

Discussion

No Comment Found

Related MCQs

The sensitivity of the fracture of the brittle solid to surface condition has been termed as the ____________
Griffith s theory for a thick plate predicts the fracture as_________
If the crack length inside the material is increased by 4 times. The fracture strength will ___________
The statement of Griffith theory of brittle fracture says that A crack will propagate when the decrease in elastic strain energy is at least equal to the energy required to create the new surface .
Calculate the fracture stress of brittle material with the following properties.<br>E=200GPa, Surface energy=1.2 Jm<sup>-2</sup>, c=0.5*10<sup>3</sup>nm
The fracture on the sharpest crack tip will be equal to (( frac{E _s}{4c})^{1/2} ) .
The maximum stress on the tip of the crack of length 2c and radius of curvature of the tip <sub>t</sub> is given as ____
Determine the cohesive strength of glass fibre, if E = 90 GPa, Surface energy = 1.2 Jm<sup>-1/2</sup> and a<sub>0</sub>=0.18 nm?
The theoretical cohesive strength of brittle material is approximately equal to ________