15 Questions
| Total Attempts: 48

Questions and Answers

- 1.No. of unknown internal forces in each member of a rigid jointed plane frame is
- A.
6

- B.
3

- C.
2

- D.
1

- 2.In plastic analysis, the shape factor for a triangular section, is
- A.
2.34

- B.
1.34

- C.
1.5

- D.
1

- 3.Pick up the correct statement from the following:
- A.
The ratio of plastic moment to the yield moment, is called shape factor

- B.
In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment

- C.
In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area

- D.
All

- 4.The point of contraflexure is the point where
- A.
B.M. is minimum

- B.
S.F. is zero.

- C.
B.M. changes sign

- D.
B.M. is maximum

- 5.The forces in the members of simple trusses, may be analysed by
- A.
Method of joints

- B.
Method of sections

- C.
Graphical method

- D.
All

- 6.The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in
- A.
Vertical direction

- B.
Horizontal direction

- C.
Inclined direction

- D.
The direction in which the deflection is required

- 7.The carryover factor in a prismatic member whose far end is fixed
- A.
0

- B.
1/2

- C.
3/4

- D.
1

- 8.The Castigliano’s second theorem can be used to compute deflections
- A.
In statically determinate structures only

- B.
For any type of structure

- C.
At the point under the load only

- D.
For beams and frames only

- 9.For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at distance X from ends. The value of X is
- A.
.211L

- B.
.25 L

- C.
.234 L

- D.
.5 L

- 10.In the displacement method of structural analysis the basic unknowns are
- A.
Displacements

- B.
Forces

- C.
Displacements and forces

- D.
None of the above

- 11.For a two hinge arch, if one of the supports settles down vertically, then the horizontal thrust
- A.
Is increased

- B.
Is decreased

- C.
Remain unchanged

- D.
Becomes zero

- 12.Which of the following methods of structural analysis is a force method
- A.
Slope deflection Method

- B.
Moment distribution Method

- C.
Column analogy method

- D.
None of the above

- 13.Rigid jointed plane frame is stable and statically determinate if
- A.
(m+r) = 2j

- B.
(m+r) = 3j

- C.
(3m+r) = 3j

- D.
(m+3r) = 3j

- 14.When a uniformly distributed load, longer than the span of a girder, moves from left to right, then the conditions of maximum bending moments at a section is that
- A.
The head of the load reaches the section

- B.
The tail of the load reaches the section

- C.
The load position should be such that the section divides equally on both sides

- D.
The load position should be such that the section divides the load in the same ratio as it divides the span

- 15.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.