Q. For a simply supported beam with a central load, the bending moment is

View solution

Q. For a given material Young's modulus is 200 GN/m² and modulus of rigidity is 80 GN/m². The value of Poisson's ratio is

View solution

Q. The ratio of the moment of inertia of a circular plate and that of a square plate for equal depth, is

View solution

Q. The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length, is

View solution

Q. A three-hinged arch is said to be :

View solution

Q. The shape of the bending moment diagram over the length of a beam, having no external load, is always

View solution

Q. Pick up the incorrect statement

View solution

Q. Pick up the correct statement from the following :

View solution

Q. The number of points of contraflexure in a simple supported beam carrying uniformly distributed load, is

View solution

Q. The maximum bending moment due to a moving load on a simply supported beam, occurs

View solution

Q. A three hinged parabolic arch hinged at the crown and springings, has a horizontal span of 4.8 m and a central rise of 1 m. It carries a uniformly distributed load of 0.75 tonne per metre over half left hand span. The horizontal thrust at the support will be

View solution

Q. A cylinder is said to be thin if the ratio of its thickness and diameter, is less than

View solution

Q. The shear force on a simply supported beam is proportional to

View solution

Q. An arch with three hinges, is a structure

View solution

Q. Stress in members of statically determinate simple frames, can be determined by

View solution

Q. While testing a cast iron beam (2.5 cm x 2.5 cm) in section and a metre long simply supported at the ends failed when a 100 kg weight is applied at the centre. The maximum stress induced is :

View solution

Q. The tensile force required to cause an elongation of 0.045 mm in a steel rod of 1000 mm length and 12 mm diameter, is (where E = 2 x 10⁶ kg/cm²)

View solution

Q. According to Unwin's formula, the diameter d of a rivet of plate of thickness t is :

View solution

Q. In a bar of large length when held vertically and subjected to a load at its lower end, its own-weight produces additional stress. The maximum stress will be

View solution

Q. If a shaft is simultaneously subjected to a toque T and a bending moment M, the ratio of maximum bending stress and maximum shearing stress is

View solution