Important Question Answer For HPSSC JE Civil Exam Set-3
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1. Principal planes are subjected to
A. Tangential stresses only
B. Normal stresses as well as tangential stresses
C. Normal stresses only
D. None of these
2.A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be
A. 3/2
B. 2/3
C. 8/5
D. 5/8
3. A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is
A. T/M
B. M/T
C. 2T/M
D. 2M/ T
4. Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then
A. M/I = E/R = Y/F
B. M/I = R/E = F/Y
C. M/I = E/R = F/Y
D. I/M = R/E = F/Y
5. A masonry dam (density = 20,000 N/m³) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be
A. 75000 N/m²
B. 75 N/m²
C. 7500 N/m²
D. 750 N/m²
6. The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is
A. 1/3
B. 1/4
C. 2/3
D. 1/2
7. The ratio of the maximum deflections of a simply supported beam with a central load W and of a cantilever of same length and with a load W at its free end, is
A. 1/12
B. 1/8
C. 1/16
D. 1/10
8. The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is
A. 1/2
B. 1/3
C. 1/4
D. 1/8
9. A three hinged arch is generally hinged at its supports and
A. Anywhere in the rib
B. At one quarter span
C. At the crown
D. None of these
10. a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is
A. e²l²/3d²
B. el²/3d²
C. e²l/3d²
D. el/2d
