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.Management Sciences
Category: Theory of Structures
In the truss shown in the given figure, the force in member BC is______________?
0
A. 100 t compressive
B. 100 t tensile
C. Zero
D. Indeterminate
A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised___________________?
A. Steel experiences tensile force
B. Brass experiences compressive force
C. Composite beam gets subjected to a couple
D. All the above
static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?
A. Supporting reactions only
B. Shear forces only
C. Bending moments only
D. All the above
Maximum shear stress theory for the failure of a material at the elastic limit, is known________________?
A. Guest’s or Trecas’ theory
B. St. Venant’s theory
C. Rankine’s theory
D. Haig’s theory
cross sections of bronze and copper bars of equal lengt b c are their Ab and Ac are the respective stresses due to load P. If Pb and Pc are the loads shared by them, (where Eb and Ec are their modulii)____________________?
A. b c = Eb /Ec
B. P = Pb + Pc
C. P = Ab b + Ac b
D. All the above
constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and________________?
A. 2w w l at the fixed end
B. l) at the fixed end
C. w l) at the fixed end
D. 3w l at the fixed end
If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following_______________?
A. Q = S + F
B. Q = S – F
C. Q = F – S
D. Q = S × F
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