MCQs on Analysis of Continuous Beams (SA-I Module IV)
|
1 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the moment at support B _______kNm. |
|
a |
60 |
|
b |
78 |
|
c |
0 |
|
d |
None of the above |
|
Ans |
B |
|
2 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the moment at support A _______kNm. |
|
a |
60 |
|
b |
78 |
|
c |
90 |
|
d |
None of the above |
|
Ans |
D |
|
3 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the moment at support C _______kNm. |
|
a |
60 |
|
b |
78 |
|
c |
90 |
|
d |
None of the above |
|
Ans |
D |
|
4 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the area of B M due to 80 kN load
is______ . |
|
a |
160 |
|
b |
480 |
|
c |
320 |
|
d |
None of the above |
|
Ans |
A |
|
5 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the area of B M due to 20 kN/m load
is _______. |
|
a |
360 |
|
b |
480 |
|
c |
320 |
|
d |
None of the above |
|
Ans |
A |
|
6 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the a1x1 for
span AB is _________ . |
|
a |
160 |
|
b |
480 |
|
c |
320 |
|
d |
None of the above |
|
Ans |
C |
|
7 |
In continuous ABC, span AB of 4 m loaded with central point load
of 80 kN and span BC of 6 m loaded with uniformly distributed load of 20 kN/m
on whole span. The supports are simple, the a2x2 for
span BC is _________ . |
|
a |
1080 |
|
b |
480 |
|
c |
320 |
|
d |
None of the above |
|
Ans |
A |
|
8 |
In continuous ABC, span AB of 5 m loaded with central point load
of 30 kN and span BC of 5 m loaded with central point load of 50 kN . The
supports are simple, the moment at B is________kNm. |
|
a |
62.5 |
|
b |
37.5 |
|
c |
Zero |
|
d |
None of the above |
|
Ans |
B |
|
9 |
In continuous ABC, span AB of 4 m loaded with uniformly
distributed load of 15 kN/m and span BC of 4 m loaded with uniformly
distributed load of 18 kN/m. The supports are simple, the moment at B is
________kNm. |
|
a |
30 |
|
b |
36 |
|
c |
42 |
|
d |
None of the above |
|
Ans |
D |
|
10 |
In continuous ABC, span AB of 4 m loaded with uniformly
distributed load of 10 kN/m and span BC of 4 m loaded central point load of
20 kN. The supports are simple, the bending moment at B is_______ kNm. |
|
a |
20 |
|
b |
35 |
|
c |
Zero |
|
d |
None of the above |
|
Ans |
B |
|
11 |
In continuous ABC, span AB of 4 m loaded with uniformly
distributed load of 10 kN/m and span BC of 4 m loaded central point load of
20 kN. The supports are simple, the area of B M due to 10 kN/m is_________. |
|
a |
53.33 |
|
b |
40 |
|
c |
Zero |
|
d |
None of the above |
|
Ans |
A |
|
12 |
In continuous ABC, span AB of 4 m loaded with uniformly
distributed load of 10 kN/m and span BC of 4 m loaded central point load of
20 kN. The supports are simple, the a2x2 for span BC is
__________ . |
|
a |
106.67 |
|
b |
85 |
|
c |
100 |
|
d |
None of the above |
|
Ans |
D |
|
13 |
While using three moment equation a fixed end of a continuous
beam is replaced by an additional span of _____ |
|
a |
Zero length |
|
b |
Infinite length |
|
c |
Zero moment of inertia |
|
d |
None of the above |
|
Ans |
A |
|
14 |
The three moment
equation is applicable only when ______. |
|
a |
The beam is prismatic |
|
b |
There is no settlement
of supports |
|
c |
There is no
discontinuity such as hinges within the span |
|
d |
The spans are equal |
|
Ans |
C |
|
15 |
The theorem of three
moments express the condition of _______. |
|
a |
Shear force |
|
b |
Support moments |
|
c |
Mid-span |
|
moments |
|
|
d |
None of the |
|
above |
|
|
Ans |
B |
|
16 |
Maxwell-Betti
reciprocal theorem is based on ____________. |
|
a |
Muller-Breslau
principle |
|
b |
Principle of least
work |
|
c |
Principle of
superposition |
|
d |
None of the above |
|
Ans |
C |
|
17 |
A simply supported beam is loaded with central point |
|
load W, the bending
moment at the center is_______. |
|
|
a |
WL/8 |
|
b |
WL2/4 |
|
c |
WL/4 |
|
d |
WL3/4 |
|
Ans |
C |
|
18 |
In Clapeyron’s theorem if both ends are simply supported the
following statements is correct _______. |
|
a |
Ends moments are taken
zero |
|
b |
Imaginary span on one
side is considered |
|
c |
Imaginary span is
considered on both sides. |
|
d |
Ends moments is
calculated by considered overhanging part as cantilever portion. |
|
Ans |
A |
|
19 |
A simply supported beam fixed at both ends can be analysis
by ______. |
|
a |
Moment area method |
|
b |
Conjugate beam method |
|
c |
Three moment equation |
|
d |
None of the above |
|
Ans |
C |
|
20 |
Continuous beam loaded with central point load W on each span,
the free bending moment is________. |
|
a |
WL/4 |
|
b |
WL/8 |
|
c |
WL/10 |
|
d |
None of the above |
|
Ans |
A |
|
21 |
Continuous beam loaded with uniformly distributed load |
|
w on each span, the free bending moment is______. |
|
|
a |
wL2/4 |
|
b |
wL2/8 |
|
c |
wL2/10 |
|
d |
None of the above |
|
Ans |
B |
|
22 |
Continuous beam loaded
with uniformly distributed load |
|
w on each span, the
free bending moment is_________. |
|
|
a |
wL2/4 |
|
b |
wL2/6 |
|
c |
wL2/10 |
|
d |
None of the above |
|
Ans |
D |
|
23 |
Two span continuous beam loaded with eccentric point |
|
load W act at a from left bending support and b from interior
support, the free end moment is_______. |
|
|
a |
Wa2b/L |
|
b |
Wab/L |
|
c |
Wab2/L |
|
d |
None of the above |
|
Ans |
B |
|
24 |
Two span continuous
beam loaded with central couple M |
|
on each span, the free
end moment is_______. |
|
|
a |
M/2 |
|
b |
M |
|
c |
2M |
|
d |
None of the above |
|
Ans |
A |
|
25 |
In two span continuous
beam moment at supports is __________. |
|
a |
Sagging |
|
b |
Hogging |
|
c |
Both A and B |
|
d |
None of the |
|
above |
|
|
Ans |
B |
|
26 |
In analysis of two
span continuous beam by strain energy |
|
method, the redundant
force are _________. |
|
|
a |
Fixed |
|
b |
Choice to solver |
|
c |
Both A and B |
|
d |
None of the above |
|
Ans |
B |
|
27 |
In a continuous beam
overhanging part act as a __________. |
|
a |
Virtual part |
|
b |
Propped Cantilever |
|
c |
Imaginary part |
|
d |
None of the above |
|
Ans |
D |
|
28 |
In a continuous beam,
if one of the support is sink then it reflect on______. |
|
a |
End moments |
|
b |
Support moments |
|
c |
Twisting moments |
|
d |
Bending moments |
|
Ans |
B |
|
29 |
While using three moments equation, a fixed end of a continuous
beam is replaced by an additional span of |
|
a |
zero length |
|
b |
infinite length |
|
c |
zero moment of inertia |
|
d |
none of the above |
|
Ans |
A |
|
30 |
Principle of
superposition is applicable when |
|
a |
Deflections are linear
functions of applied forces |
|
b |
Material obeys Hooke's
law |
|
c |
The action of applied
forces will be affected by small deformations of the structure |
|
d |
None of the above |
|
Ans |
A |
|
31 |
If the end B of continuous beam ABC sinks down, then the moment
at A will be |
|
a |
Zero |
|
b |
Anticlockwise |
|
c |
Clockwise |
|
d |
Infinity |
|
Ans |
B |
|
32 |
A uniform girder simply supported at its ends is subjected to a
uniformly distributed load over its entire length and is propped at the
centre so as to neutralise the deflection. The net B.M. at the centre will be |
|
a |
WL |
|
b |
WL/8 |
|
c |
WL/24 |
|
d |
WL/32 |
|
Ans |
D |
|
33 |
In a two span continuous beam with Simply Supported ends, loaded
by UDL, point of contraflexure exist |
|
a |
At mid support |
|
b |
In both spans near
middle support |
|
c |
Near end support |
|
d |
At the end support |
|
Ans |
B |
