Ab and Ac are the cross sections of bronze and copper bars of equal length, ?b,

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Home Aptitude

Question
A_b and A_c are the cross sections of bronze and copper bars of equal length, ?_b, ?_c are their respective stresses due to load P. If P_b and P_c are the loads shared by them, (where E_b and E_c are their modulii).
Options
A.
B. P = P_b + P_c
C. P = A_b ?_b + A_c ?_b
D. all the above

Correct Answer

all the above

9. Pick up the correct statement from the following:
Options
A. The diameter of a rivet, before driving is taken as the nominal diameter of the rivet
B. The diameter of the rivet hole is taken as the gross area of the rivet
C. For rivets of nominal diameters less than 25 mm, the diameter of the rivet hole is taken as the nominal diameter of the rivet plus 1.5 mm
D. For rivets of nominal diameters exceeding 25 mm, the diameter of the rivet hole is taken as the nominal diameter of the rivet plus 2 mm
E. All the above.

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