why it has 9.81x? what is the purpose of that?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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why it has 9.81x? what is the purpose of that?

Soluiron:-
Pm
5. 8 86 - 33.3 S 4 t 27.958 S
: Po
Pm - Po =
I1.28IS KP a
(1)
Now,
Find
if
X'
Pro
incgeases by 35 KPd,
to
P, + 3 5
[9885)(•.c)] - (13. 6) (9.81)
+ [ () (9.81) (2.6 + x)]= Pn
Pm + 35
- S.88 6 -(13 3. 4 ) + 2s. 506+(9.81 )= Pn
( Pm - Po ) + 54.62
12 3.59 x
|
11,2815 + S4.6 2
12 3. 5 9 x
%3D
123.
65. 9015
12 3. 5 9
o. 5332 m
1.e.
5 3.32 cm
The
val ue
of *'
is
5 3.3 2 Cm.
new
Transcribed Image Text:Soluiron:- Pm 5. 8 86 - 33.3 S 4 t 27.958 S : Po Pm - Po = I1.28IS KP a (1) Now, Find if X' Pro incgeases by 35 KPd, to P, + 3 5 [9885)(•.c)] - (13. 6) (9.81) + [ () (9.81) (2.6 + x)]= Pn Pm + 35 - S.88 6 -(13 3. 4 ) + 2s. 506+(9.81 )= Pn ( Pm - Po ) + 54.62 12 3.59 x | 11,2815 + S4.6 2 12 3. 5 9 x %3D 123. 65. 9015 12 3. 5 9 o. 5332 m 1.e. 5 3.32 cm The val ue of *' is 5 3.3 2 Cm. new
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