Q. The section modulus of a rectangular section about an axis through its C.G., is

View solution

Q. The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be

View solution

Q. The maximum deflection of a fixed beam of length L carrying a total load W uniformly distributed over the whole length is

View solution

Q. The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)

View solution

Q. When a beam is subjected to bending moment, the stress at any point is __________ the distance of the point from the neutral axis.

View solution

Q. The torsional rigidity of a shaft is given by

View solution

Q. The unit of strain is

View solution

Q. The maximum deflection of a cantilever beam of length L with a point load W at the free end is

View solution

Q. The maximum bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length lies at the middle of its length.

View solution

Q. Young's modulus may be defined as the ratio of

View solution

Q. The maximum shear stress in a thin cylindrical shell subjected to internal pressure p is

View solution

Q. When a shaft, is subjected to torsion, the shear stress induced in the shaft varies from

View solution

Q. The maximum bending moment for a simply supported beam with a gradually varying load from zero at both ends and w per metre at the centre, lies at the centre of a beam.

View solution

Q. A body is subjected to a tensile stress of 1200 MPa on one plane and another tensile stress of 600 MPa on a plane at right angles to the former. It is also subjected to a shear stress of 400 MPa on the same planes. The maximum shear stress will be

View solution

Q. A shaft of diameter D is subjected to a twisting moment (T) and a bending moment (M). If the maximum bending stress is equal to maximum shear stress developed, then M is equal to

View solution

Q. The factor of safety is always more than unity.

View solution

Q. Mohr's circle is used to determine the stresses on an oblique section of a body subjected to

View solution

Q. The proof resilience is the maximum strain energy which can be stored in a body.

View solution

Q. The maximum shear stress developed in a beam of rectangular section is __________ the average shear stress.

View solution

Q. The strength of a riveted joint is equal to the

View solution