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Byju's Answer
Standard X
Physics
Principle of Moments
A simply supp...
Question
A simply supported beam of span
6
m
is subjected to several loadings as shown in figure given below.
The slope of bending moment diagram just right to point
′
D
′
is ______ (In kN, measured in clockwise direction).
10
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Solution
The correct option is
A
10
Considering equilibrium
V
A
+
V
B
=
3
×
6
+
12
+
6
=
36
k
N
... (i)
12
×
1.5
+
6
×
4
+
3
×
6
×
6
2
−
6
×
V
B
=
0
⇒
V
B
=
16
k
N
Taking
↑
|
↓
shear as
‘
‘
+
v
e
"
And slope of BMD
=
Ordinate of SFD at the section.
⇒
Slope of BMD just right to 'D'
=
16
+
3
×
2
=
−
10
k
N
i.e., the slope of BMD is
10
k
N
measured in clockwise direction with horizontal.
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