The critical value at which crack extension occurs is called

1.	The critical value at which crack extension occurs is called
A.	Stress Intensity Factor
B.	Toughness
C.	Fracture Toughness
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

No Comment Found

Related MCQs

If a hollow steel tube is heated from a temperature of 25’C to 250’C then fid the expansion of tube if area of the cross section is 300mm²,length of tube=200mm and coefficient of thermal expansion is 10.8 x 10⁻⁶ per ⁰C.
A curved beam with eccentricity 0.02D is loaded with 1kN.Centroidal radius=4D and inner and outer radii are 3.5D and 4.5D respectively. Area of cross section is 0.8D². Find the dimension D if allowable stress is 110N/mm² and considering combined effect of direct stress and bending stress.
A curved beam with eccentricity 0.02D is loaded with 1kN.Centroidal radius=4D and inner and outer radii are 3.5D and 4.5D respectively. Area of cross section is 0.8D². Find the dimension D if allowable stress is 110N/mm² and considering only direct tensile stress.
A curved beam with eccentricity 0.02D is loaded with 1kN.Centroidal radius=4D and inner and outer radii are 3.5D and 4.5D respectively. Area of cross section is 0.8D². Find the dimension D if allowable stress is 110N/mm².Considering only bending stress.
If for a curved beam of trapezoidal cross section, radius of neutral axis is 89.1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.
A_CURVED_BEAM_WITH_ECCENTRICITY_0.02D_IS_LOADED_WITH_1KN.CENTROIDAL_RADIUS=4D_AND_INNER_AND_OUTER_RADII_ARE_3.5D_AND_4.5D_RESPECTIVELY._AREA_OF_CROSS_SECTION_IS_0.8D¬¨¬®‚ÄÖ√¢¬ß._FIND_THE_DIMENSION_D_IF_ALLOWABLE_STRESS_IS_110N/MM¬¨¬®‚ÄÖ√¢¬ß_AND_CONSIDERING_ONLY_DIRECT_TENSILE_STRESS.?$#
If a hollow steel tube is heated from a temperature of 25‚Äö√Ñ√∂‚àö√ë‚àö¬•C to 250‚Äö√Ñ√∂‚àö√ë‚àö¬•C then fid the expansion of tube if area of the cross section is 300mm¬¨¬®‚Äö√¢¬ß,length of tube=200mm and coefficient of thermal expansion is 10.8 x 10‚Äö√Ñ√∂‚àö√ñ¬¨‚Ñ¢‚Äö√Ñ√∂‚àö√ñ‚Äö√†√á per ‚Äö√Ñ√∂‚àö√ñ‚Äö√†√ªC.$#
A_curved_beam_with_eccentricity_0.02D_is_loaded_with_1kN.Centroidal_radius=4D_and_inner_and_outer_radii_are_3.5D_and_4.5D_respectively._Area_of_cross_section_is_0.8D¬¨¬®‚Äö√¢¬ß._Find_the_dimension_D_if_allowable_stress_is_110N/mm¬¨¬®‚Äö√¢¬ß_and_considering_combined_effect_of_direct_stress_and_bending_stress.$#
Residual stresses are always added in the load stresses and hence are always harmful.
All type of stresses vanishes after as soon as the applied load is removed.

The critical value at which crack extension occurs is called

Discussion

No Comment Found

Related MCQs

Reply to Comment