When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies_______________?
(A) less than the left half span
(B) whole of left half span
(C) more than the left half span
(D) whole span
A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be________________?
(A) 8 kN.m
(B) 15 kN.m
(C) 30 kN.m
(D) 60 kN.m
For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust______________?
(A) is increased
(B) is decreased
(C) remains unchanged
(D) becomes zero
When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would_______________?
(A) change from compression to tension
(B) change from tension to compression
(C) always be compression
(D) always be tension
For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is__________________?
(A) 0.211 L
(B) 0.25 L
(C) 0.234 L
(D) 0.5 L
A load ‘W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is___________________?
(A) 0.16 Wl
(B) 0.20 Wl
(C) 0.24 Wl
(D) 0.25 Wl
The width of the analogous column in the method of column analogy is _________________?
(A) 2/EI
(B) 1/EI
(C) 1/2 EI
(D) 1/4 EI
Moist sand may contain surface water by mass upto__________________?
(A) 1.25%
(B) 2.5%
(C) 5.0%
(D) 7.5%
Pick up the correct statement for the web stiffeners?
(A) d is the distance between flange angles or the clear distance between flanges
(B) vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d
(C) for horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange
(D) all the above
The deformation of a spring produced by a unit load is called _________________?
(A) stiffness
(B) flexibility
(C) influence coefficient
(D) unit strain