A. maximum calculated value
B. minimum calculated value
C. mean value
D. extreme value
E. none of the above
Related Mcqs:
- The value of shear stress which is induced in the shaft due to the applied couple varies____________________?
A. from maximum at the center to zero at the circumference
B. from zero at the center to maximum at the circumference
C. from maximum at the center to mini-mum at the cricumference
D. from minimum at the centro to maxi-mum at the circumference
E. none of the above - Shear stress induced in a shaft subjected to tension will be__________________?
A. maximum at periphery and zero at center
B. maximum at center
C. uniform throughout
D. average value in center
E. none of the above - The torsional rigidity of a shaft is expressed by the_______________?
A. maximum torque it can transmit
B. number of cycles it undergoes before failure
C. elastic limit up to which it resists torsion, shear and bending stresses
D. torque required to produce a twist of one radian per unit length of shaft
E. maximum power it can transmit at highest possible-speed - The ratio of direct stress to volumetric strain in case of a body subjected to three mutually perpendicular stresses of equal intensity, is equal to___________________?
A. Young’s modulus
B. bulk modulus
C. modulus of rigidity
D. modulus of elasticity
E. Poisson’s ratio - For steel, the ultimate strength in shear as compared to in tension is nearly _________________?
A. same
B. half
C. one-third
D. two-third
E. one-fourth - The property of a material by virtue of which it can be beaten or rolled into plates is called _________________?
A. malleability
B. ductility
C. plasticity
D. elasticity
E. reliability - The co-efficient of friction depends upon _________________?
A. nature of surfaces
B. area of contact
C. shape of the surfaces
D. ail of the above.
E. A. and B. above - The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be _________________?
A. 1:2
B. 1 : 3
C. 1 : 4
D. 1 : 2.5
E. 1 : 2.25 - The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight________________?
A. of same magnitude as that of bar and applied at the lower end
B. half the weight of bar applied at lower end
C. half of the square of weight of bar applied at lower end
D. one-fourth of weight of bar applied at lower end
E. none of the above - It equal and opposite forces applied to a body tend to elongate it, the stress so produced is called______________________?
A. internal resistanpe
B. tensile stress
C. transverse stress
D. compressive stress
E. working stress
