87) The neutral axis of the cross-section a beam is that axis at which the bending stress is
Answer is:
zero
Related Strength of Materials MCQ with Answers
Answer is:
square beam is more economical
Answer is:
bottom fiber
Answer is:
any one of the above
Explanation:
A beam in which bending stress developed is constant and is equal to the allowable stress, is called a beam of uniform strength.
Beam of uniform strength can be achieved by:
1. Keeping the width uniform and varying the depth,
2 Keeping the depth uniform and varying the width,
3. Varying the width and depth both.
The common method of obtaining the beam of uniform strength is by keeping the width uniform and varying the depth.