Related Questions

The stress developed in the material without any permanent set is called
ক Elastic limit
খ Yield stress
গ Ultimate stress
ঘ Breaking stress
The stress developed in a material without any permanent set is called the
ক Ultimate stress
খ Yield stress
গ Elastic limit
ঘ Breaking stress
The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress.
ক Working
খ Damaging
গ Allowable
ঘ None of these
The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be
ক Same in both cases
খ 2 times more
গ 3 times more
ঘ 4 times more
The type of stress developed in a metallic bar on subjecting it to a change in temperature without allowing it to be deformed is __________ stress.
ক Shear
খ Tensile
গ Compressive
ঘ Thermal
According to maximum shear stress failure criterion, yielding in material occurs, when the maximum shear stress is equal to __________ times the yield stress.
ক 0.5
খ 2
গ $$\sqrt 2 $$
ঘ $$\sqrt {\frac{3}{2}} $$
Of 30 integers, 12 are in set A , 22 are in set A , 22 are in set B , and 7 are in both set A and B. How many of the integers in NITTHER set A nor set B?
ক 4
খ 1
গ 3
A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where $$\sigma $$ = Stress for a plate with no hole i.e. nominal stress)
ক $$\sigma \left( {1 + \frac{{\text{b}}}{{2{\text{a}}}}} \right)$$
খ $$\sigma \left( {1 + \frac{{2{\text{a}}}}{{\text{b}}}} \right)$$
গ $$\sigma \left( {1 + \frac{{\text{b}}}{{3{\text{a}}}}} \right)$$
ঘ $$\sigma \left( {1 + \frac{{3{\text{a}}}}{{\text{b}}}} \right)$$
In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on
ক horizontal plane only
খ vertical plane only
গ both horizontal and vertical planes
ঘ all planes except horizontal and vertical planes
When a body is subjected to biaxial stress i.e. direct stresses ($${\sigma _{\text{x}}}$$) and ($${\sigma _{\text{y}}}$$) in two mutually perpendicular planes accompanied by a simple shear stress ($${\tau _{{\text{xy}}}}$$ ), then maximum shear stress is
ক $$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} - {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$
খ $$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} + {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$
গ $$\sqrt {{{\left( {{\sigma _{\text{x}}} - {\sigma _{\text{y}}}} \right)}^2} + \tau _{{\text{xy}}}^2} $$
ঘ $$\sqrt {{{\left( {{\sigma _{\text{x}}} + {\sigma _{\text{y}}}} \right)}^2} + \tau _{{\text{xy}}}^2} $$

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