2642. At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by_________________?

A. Depth of the section
B. Depth of the neutral axis
C. Maximum tensile stress at the section
D. Maximum compressive stress at the section
✅ The correct answer is option B.

2645. 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]
✅ The correct answer is option B.

2647. constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and________________?

A. 2w w l at the fixed end
B. l) at the fixed end
C. w l) at the fixed end
D. 3w l at the fixed end
✅ The correct answer is option B.