diff options
Diffstat (limited to '3886/CH3/EX3.21')
| -rw-r--r-- | 3886/CH3/EX3.21/3_21.txt | 6 | ||||
| -rw-r--r-- | 3886/CH3/EX3.21/Ex3_21.sce | 9 |
2 files changed, 15 insertions, 0 deletions
diff --git a/3886/CH3/EX3.21/3_21.txt b/3886/CH3/EX3.21/3_21.txt new file mode 100644 index 000000000..361bccb4c --- /dev/null +++ b/3886/CH3/EX3.21/3_21.txt @@ -0,0 +1,6 @@ +
+--> exec('E:\My program EM\3. Resultant and equilibrium of system of coplanar non-concurrent forces\Ex3_21.sce', -1)
+The reactions are:-
+RA=87.02 kN
+RB=100.45 kN
+As shown in fig. 3.48
\ No newline at end of file diff --git a/3886/CH3/EX3.21/Ex3_21.sce b/3886/CH3/EX3.21/Ex3_21.sce new file mode 100644 index 000000000..75eab1950 --- /dev/null +++ b/3886/CH3/EX3.21/Ex3_21.sce @@ -0,0 +1,9 @@ +//determine magnitude and direction of support reactions
+//Refer fig. 3.48 (a)&(b)
+//Taking moment about A
+RB=((60*1*sind(60))+(80*3*sind(75))+(50*5.5*sind(60)))/(6*sind(60)) //kN (At 60 degree to the horizontal)
+HA=(-60*cosd(60))+(80*cosd(75))-(50*cosd(60))+(100.45*cosd(60)) //kN
+VA=(-100.45*sind(60))+(60*sind(60))+(80*sind(75))+(50*sind(60)) //kN
+RA=sqrt((HA^2)+(VA^2)) //kN
+alphaA=atand(VA/HA) //Degree
+printf("The reactions are:-\nRA=%.2f kN \nRB=%.2f kN \nAs shown in fig. 3.48",RA,RB)
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