Civil Engineering: Questions On Theory Of Structure
Settings
.
- 1.In case of principal axes of a section
- A.
Sum of moment of inertia is zero
- B.
Difference of moment inertia is zero
- C.
Product of moment of inertia is zero
- D.
None of these.
- 2.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
- E.
None of these.
- 3.Which of the following is not the displacement method
- A.
Equilibrium method
- B.
Column analogy method
- C.
Moment distribution method
- D.
Kani’s method
- 4.Select the corrects statement
- A.
Flexibility matrix is a square symmetrical matrix
- B.
Stiffness matrix is a square symmetrical matrix
- C.
Both a and b
- D.
None of the above
- 5.A simply supported beam deflects by 5mm when it is subjected to a concentrated load of 10KN at its centre. What will be deflection in a 1/10 model of beam if model is subjected to a 1KN load at its centre.
- A.
5mm
- B.
0.5mm
- C.
0.05mm
- D.
0.005mm
- 6.Pick up the correct statement from the following:
- A.
The moment of inertia is calculated about the axis about which bending takes place
- B.
If tensile stress is less than axial stress, the section experiences compressive stress
- C.
If tensile stress is equal to axial stress, the section experiences compressive stress
- D.
If tensile stress is more than axial stress, some portion of the section experiences a tensile stress
- E.
All the above.
- 7.The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is
- A.
1
- B.
2
- C.
3
- D.
4
- 8.If in a rigid jointed space frame (6m + r) < 6j, then the frame is
- A.
Unstable
- B.
Stable and statically determinate
- C.
Stable and statically indeterminate
- D.
None of the above
- 9.No. of unknown internal forces in each member of a rigid jointed plane frame is
- A.
6
- B.
3
- C.
2
- D.
1
- 10.Gradually applied static loads do not change with time their
- A.
Magnitude
- B.
Direction
- C.
Point of application
- D.
All the above.
- 11.The normal and tangential components of stress on an inclined plane through θ° to the direction of the force, will be equal if θ is
- A.
45°
- B.
30°
- C.
60°
- D.
90°
- 12.In moment distribution method, the sum of the distribution factors of all the members meeting at any joint is always
- A.
Zero
- B.
Less than one
- C.
One
- D.
Greater than one
- 13.A body is said to be in equilibrium if
- A.
It moves horizontally
- B.
It moves vertically
- C.
It rotates about its C.G.
- D.
None of these.
- 14.The number of independent equations to be satisfied for static equilibrium of a plane structure is
- A.
1
- B.
2
- C.
3
- D.
6
- 15.The principle of virtual work can be applied to elastic system by considering the virtual work of
- A.
Internal forces only
- B.
External forces only
- C.
Internal as well as external forces
- D.
None of the above
Back to top