Question

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.

P.I.A/E

b.

PI/AE

c.

E/P.I.A

d.

AE/PI

Posted under Mechanical Engineering

Answer: (b).PI/AE

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. 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,...

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. The assumption, generally, made in the theory of simple bending is that

Q. The shear force of a cantilever beam of length l carrying a uniformly distributed load of w per unit length is __________ at the fixed end.

Q. Modular ratio of the two materials is the ratio of

Q. The hoop stress in a thick cylindrical shell is maximum at the inner radius.

Q. The bending moment at the free end of a cantilever beam is

Q. If there is a fall in the temperature of a composite body, then a member having greater coefficient of linear expansion will be subjected to compressive stress.

Q. A section of beam is said to be in pure bending, if it is subjected to

Q. When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain induced is

Q. The perpendicular distance between the centre lines of the successive rows, is called pitch.

Q. The values of equivalent length (L) and actual length (l) of a column for both ends hinged is the same

Q. The actual neutral axis of a reinforced cement concrete beam is based on the principle that the moment of areas of compression and tension zones at the neutral axis are equal.

Q. A cantilever beam is one which is

Q. In the above question, the ratio of stiffness of spring 'B' to spring 'A' will be

Q. The neutral axis of a transverse section of a beam passes through the centre of gravity of the section and is

Q. The distance between the centre of a rivet hole to the nearest edge of plate, is called

Q. A localised compressive stress at the area of contact between two members is known as

Q. Two closely-coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be __________ that of spring 'B'.

Q. In a tensile test, when the material is stressed beyond elastic limit, the tensile strain __________ as compared to the stress.

Q. Poisson's ratio is the ratio of linear stein to the volumetric strain.

Q. The product of Young's modulus (E) and moment of inertia (I) is known as

Recommended Subjects

Are you eager to expand your knowledge beyond Mechanical Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!