The shape factor of standard rolled beam section varies from_______________?
(A) 1.10 to 1.20
(B) 1.20 to 1.30
(C) 1.30 to 1.40
(D) 1.40 to 1.50
A simply supported beam carries a varying load from zero at one end and w at the other end. If the length of the beam is a, the shear force will be zero at a distance x from least loaded point where x is_________________?
(A) a/2
(B) a/3
(C) a
(D) a
A rectangular column shown in the given figure carries a load P having eccentricities ex and ey along X and Y axes. The stress at any point (x, y) is_______________?
(A) (p/bd) [1 + (12ey. y/d²) + (12ex. x/d²)]
(B) p [1 + (6ey. y/b) + (6ex. x/ b)]
(C) (p/bd) [1 + (6ey. y/d) + (6ex. x/b)]
(D) (p/bd) [1 + (ey. y/d) + ( ex. x/d)]
parabolic arch of span and rise , is given by The equation of a________________?
(A) y = h/l² × (1 – x )
(B) y = 2h/l² × (1 – x)
(C) y = 3h/l² × (1 – x)
(D) y = 4h/l² × (1 – x)
y/n) (1 – a l/r), is For calculating the allowable stress of long columns. The empirical formula 0 known as_________________?
(A) Straight line formula
(B) Parabolic formula
(C) Perry’s formula
(D) Rankine’s formula
d constant, the width of a cantilever of length l of uniform strength loaded with Keeping the depth a uniformly distributed load w varies from zero at the free end and________________?
(A) (2w/ × l² at the fixed end
(B) (3w/ × l² at the fixed end
(C) (3w/ × l² at the fixed end
(D) (5w/ × l² at the fixed end
In the truss, the force in the member AC is_______________?
(A) 6.25 t compressive
(B) 8.75 t tensile
(C) t tensile
(D) t compressive
The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2)_______________?
(A) A uniformly distributed load w/unit length
(B) A load varying linearly from zero at one end to w at the other end
(C) An isolated load at mid span
(D) None of these
A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber)_________________?
(A) BD² + mbd²)/6D]
(B) BD3 + mbd3)/6D]
(C) BD² + mbd3)/4D]
(D) BD² + mbd²)/4D]