Civil Engineering - Theory of Structures

Exercise :: Theory of Structures - Section 1
11.
Stress may be expressed in Newtons

A.
per millimetre square (N/mm^{2} ) B.
per centimetre square (N/cm^{2} ) C.
per metre square (N/m^{2} ) D.
All of the above.

Answer: Option D

Explanation:

12.
Principal planes are subjected to

A.
normal stresses only B.
tangential stresses only C.
normal stresses as well as tangential stresses D.
none of these.

Answer: Option A

Explanation:

13.
In plastic analysis, the shape factor for a circular section, is

Answer: Option C

Explanation:

14.
Keeping the depth d constant, the width of a cantilever of length l of uniform strength loaded with a uniformly distributed load w varies from zero at the free end and

A.
at the fixed endB.
at the fixed endC.
at the fixed endD.
at the fixed end

Answer: Option C

Explanation:

15.
The total strain energy of a beam of length L , having moment of inertia of its section I , when subjected to a bending moment M , is

Answer: Option C

Explanation: