Home » Mechanical Engineering » Strength of Materials

A square beam and a circular beam have the same length, same allowable stress and the same bending moment. The ratio of weights of the square beam to the circular beam is

1/2
1
1/1.12
1/2

Correct Answer: 1/1.12

← Previous Question Next Question→

More Questions from Strength of Materials

The perpendicular distance between the centre lines of the successive rows, is called pitch.
The values of equivalent length (L) and actual length (l) of a column for both ends hinged is the same
When a body is subjected to a direct tensile stress (σ) in one plane, then tangential or shear stress on an oblique section of the body inclined at an angle θ to the normal of the section is
The neutral axis of a transverse section of a beam passes through the centre of gravity of the section and is
The distance between the centre of a rivet hole to the nearest edge of plate, is called
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, l = Original length of the body, A = Cross-sectional area of the body, and E = Young's modulus for the material of the body)
A steel bar 2 m long, 20 mm wide and 10 mm thick is subjected to a pull of 2 kN. If the same bar is subjected to a push of 2 kN, the Poission's ratio of the bar in tension will be __________ the Poisson's ratio for the bar in compression.
A thin cylindrical shell of diameter (d), length (l) and thickness (t)is subjected to an internal pressure (p). The hoop stress in the shell is
For biaxial stress, the planes of maximum shear are at right angles to each other and are inclined at 45° to the principal planes.
When a body is subjected to a direct tensile stress (σ) in one plane, then normal stress on an oblique section of the body inclined at an angle θ to the normal of the section is

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion