6 k/ft 24' (a) B

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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22 5
22/5
CIT 216
Sometimes when drawing
our
shean and moment diagrams live
we will see V=0 at a location that is not obvious. We
need to know this, location to draw a moment diagram.
example of how to find this location.
15k
Below is an
5k/ft
17-25² +257 B
10"
-
x
51-
50.625
Location of V=O
50 43.75
17.5k
17.5
* At this stage, we do
know distance
to draw the moment
we do not.
Wemped
diagram.
to find x cut the beam @x
@xwe know V=0, Therefore
we get the following FBD.
longer
5k/ft
AV JMX Using MA
22.5k
Easier
Using Fy=0
0=22.5k-5k()
(5%+) (+)=22.5k
x = 4.5 ft
A
Wecan now use this, length/location
to draw the moment diagram
Transcribed Image Text:22 5 22/5 CIT 216 Sometimes when drawing our shean and moment diagrams live we will see V=0 at a location that is not obvious. We need to know this, location to draw a moment diagram. example of how to find this location. 15k Below is an 5k/ft 17-25² +257 B 10" - x 51- 50.625 Location of V=O 50 43.75 17.5k 17.5 * At this stage, we do know distance to draw the moment we do not. Wemped diagram. to find x cut the beam @x @xwe know V=0, Therefore we get the following FBD. longer 5k/ft AV JMX Using MA 22.5k Easier Using Fy=0 0=22.5k-5k() (5%+) (+)=22.5k x = 4.5 ft A Wecan now use this, length/location to draw the moment diagram
For the beams below, draw the shear and moment diagrams and list the max shear and max bending moment for each:
Some may have the shear diagram hit zero at an unknown distance (not obviously at the middle). In those cases, use this
example to find the exact location in the beam where V = 0.
20221116213820 001.pdf
Am
25 kN/m
8 m
6 k/ft
24'
(a)
+
(a)
35 kN/m
9 m
B
B
3'
10 k
5'
6 kN/m-
10 k
(b)
30 kN
2.1.1.
+
3 m
8'
(b)
20 kN
B
2 m
m
|-|
B
Transcribed Image Text:For the beams below, draw the shear and moment diagrams and list the max shear and max bending moment for each: Some may have the shear diagram hit zero at an unknown distance (not obviously at the middle). In those cases, use this example to find the exact location in the beam where V = 0. 20221116213820 001.pdf Am 25 kN/m 8 m 6 k/ft 24' (a) + (a) 35 kN/m 9 m B B 3' 10 k 5' 6 kN/m- 10 k (b) 30 kN 2.1.1. + 3 m 8' (b) 20 kN B 2 m m |-| B
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