diff options
Diffstat (limited to '3862/CH9')
-rw-r--r-- | 3862/CH9/EX9.1/Ex9_1.sce | 28 | ||||
-rw-r--r-- | 3862/CH9/EX9.2/Ex9_2.sce | 29 | ||||
-rw-r--r-- | 3862/CH9/EX9.3/Ex9_3.sce | 30 | ||||
-rw-r--r-- | 3862/CH9/EX9.4/Ex9_4.sce | 15 | ||||
-rw-r--r-- | 3862/CH9/EX9.5/Ex9_5.sce | 15 | ||||
-rw-r--r-- | 3862/CH9/EX9.6/Ex9_6.sce | 15 | ||||
-rw-r--r-- | 3862/CH9/EX9.9/Ex9_9.sce | 20 |
7 files changed, 152 insertions, 0 deletions
diff --git a/3862/CH9/EX9.1/Ex9_1.sce b/3862/CH9/EX9.1/Ex9_1.sce new file mode 100644 index 000000000..1c3b111e7 --- /dev/null +++ b/3862/CH9/EX9.1/Ex9_1.sce @@ -0,0 +1,28 @@ +clear +// + +//variable declaration + +//summation of all horizontal forces is zero & vertical forces is zero. +P1=(10) //Vertical down Load at 4m from A,KN +P2=(15) //Inclined down Load at angle 30° at 6m from A,KN +P3=(20) //Inclined down Load at angle 45° at 10m from A,KN +theta2=30 +theta3=45 +//horizontal,vertical component at A is Ha,Va respectively. + +Ha=P2*cos(theta2*%pi/180)+P3*cos(theta3*%pi/180) +Rb=(P1*4+P2*6*sin(theta2*%pi/180)+P3*10*sin(theta3*%pi/180))/12 //reaction at B point,KN + +printf("\n RB= %0.4f KN",Rb) + +//now vertical component +Va=P2*sin(theta2*%pi/180)+P3*sin(theta3*%pi/180)+P1-Rb + +Ra=sqrt((Ha**2)+(Va**2)) + +printf("\n RA= %0.4f KN",Ra) + +alpha=(atan(Va/Ha))*180/%pi + +printf("\n alpha= %0.2f °",alpha) diff --git a/3862/CH9/EX9.2/Ex9_2.sce b/3862/CH9/EX9.2/Ex9_2.sce new file mode 100644 index 000000000..0162a26c7 --- /dev/null +++ b/3862/CH9/EX9.2/Ex9_2.sce @@ -0,0 +1,29 @@ +clear +// + +//variable declaration + +//summation of all horizontal forces is zero & vertical forces is zero. +P1=(60) //inclined down to right Load at angle 60 at 1m from A,KN +P2=(80) //Inclined down to left Load at angle 75° at 3m from A,KN +P3=(50) //Inclined down to left Load at angle 60° at 5.5m from A,KN +theta1=60 +theta2=75 +theta3=60 +thetaRb=60 +//horizontal,vertical component at A is Ha,Va respectively. + +Rb=(P1*1*sin(theta1*%pi/180)+P2*3*sin(theta2*%pi/180)+P3*5.5*sin(theta3*%pi/180))/(6*sin(thetaRb*%pi/180)) //reaction at B point,KN +Ha=-P1*cos(theta1*%pi/180)+P2*cos(theta2*%pi/180)-P3*cos(theta3*%pi/180)+Rb*cos(thetaRb*%pi/180) +printf("\n RB= %0.4f KN",Rb) + +//now vertical component +Va=P1*sin(theta1*%pi/180)+P2*sin(theta2*%pi/180)+P3*sin(theta3*%pi/180)-Rb*sin(thetaRb*%pi/180) + +Ra=sqrt((Ha**2)+(Va**2)) + +printf("\n RA= %0.4f KN",Ra) + +alpha=(atan(Va/Ha))*180/%pi + +printf("\n alpha= %0.2f °",alpha) diff --git a/3862/CH9/EX9.3/Ex9_3.sce b/3862/CH9/EX9.3/Ex9_3.sce new file mode 100644 index 000000000..1eb307d46 --- /dev/null +++ b/3862/CH9/EX9.3/Ex9_3.sce @@ -0,0 +1,30 @@ +clear +// + +//variable declaration + +//summation of all horizontal forces is zero & vertical forces is zero. +P1=(20) //vertical down Load at 2m from A,KN +P2=(30) //uniform distributed load from 2m to 6m from A,KN/m(in 4m of span) +P3=(60) //Inclined down to right Load at angle 45° at 7m from A,KN + +theta3=45 +//horizontal,vertical component at B is Hb,Vb respectively. + +Ra=(P1*7+P2*4*5+P3*2*sin(theta3*%pi/180))/(9) //reaction at B point,KN + +printf("\n RA= %0.4f KN",Ra) + +Hb=P3*cos(theta3*%pi/180) +printf("\n HB= %0.4f KN",Hb) +//now vertical component +Vb=P1+P2*4+P3*sin(theta3*%pi/180)-Ra +printf("\n VB= %0.4f KN",Vb) + +Rb=sqrt((Hb**2)+(Vb**2)) + +printf("\n RB= %0.4f KN",Rb) + +alpha=(atan(Vb/Hb))*180/%pi + +printf("\n alpha= %0.2f °",alpha) diff --git a/3862/CH9/EX9.4/Ex9_4.sce b/3862/CH9/EX9.4/Ex9_4.sce new file mode 100644 index 000000000..9563245b2 --- /dev/null +++ b/3862/CH9/EX9.4/Ex9_4.sce @@ -0,0 +1,15 @@ +clear +//variable declaration +//Let the reactions at A be Ha, Va and Ma +//summation of all horizontal forces is zero & vertical forces is zero. + +P1=(20) //vertical down Load at 2m from A,KN +P2=(12) //vertical down Load at 3m from A,KN +P3=(10) //vertical down Load at 4m from A,KN +Pu=(16) //uniform distributed load from A to 2m from A,KN/m(in 2m of span) +////horizontal,vertical component at A is Ha,Va respectively. +printf("\n no horizontal force HA=0") +Va=Pu*2+P1+P2+P3 +printf("\n VA= %0.2f KN",Va) +Ma=Pu*2*1+P1*2+P2*3+P3*4 +printf("\n MA= %0.2f KN-m",Ma) diff --git a/3862/CH9/EX9.5/Ex9_5.sce b/3862/CH9/EX9.5/Ex9_5.sce new file mode 100644 index 000000000..250cf900d --- /dev/null +++ b/3862/CH9/EX9.5/Ex9_5.sce @@ -0,0 +1,15 @@ +clear +//variable declaration +//Let the reactions at A be Va and Ma +//summation of all horizontal forces is zero & vertical forces is zero. + +P1=(15) //vertical down Load at 3m from A,KN +P2=(10) //vertical down Load at 5m from A,KN +M=(30) //CW moment at 4m distance from A, KN-m +Pu=(20) //uniform distributed load from A to 2m from A,KN/m(in 2m of span) +////horizontal,vertical component at A is Ha,Va respectively. +printf("\n no horizontal force HA=0") +Va=Pu*2+P1+P2 +printf("\n VA= %0.2f KN",Va) +Ma=Pu*2*1+P1*3+P2*5+M +printf("\n MA= %0.2f KN-m",Ma) diff --git a/3862/CH9/EX9.6/Ex9_6.sce b/3862/CH9/EX9.6/Ex9_6.sce new file mode 100644 index 000000000..6d9c4a4b1 --- /dev/null +++ b/3862/CH9/EX9.6/Ex9_6.sce @@ -0,0 +1,15 @@ +clear +//variable declaration + +//As supports A and B are simple supports and loading is only in vertical direction, the reactions RA and RB are in vertical directions only. + +//summation of all horizontal forces is zero & vertical forces is zero. + +P1=(30) //vertical down Load at 1m from A,KN +P2=(40) //vertical down Load at 6.5m from A,KN +Pu=(20) //uniform distributed load from 2m to 5m from A,KN/m(in 3m of span). + +Rb=(Pu*3*3.5+P1*1+P2*6.5)/5 +printf("\n RB= %0.2f KN",Rb) +Ra=Pu*3+P1+P2-Rb +printf("\n RA= %0.2f KN",Ra) diff --git a/3862/CH9/EX9.9/Ex9_9.sce b/3862/CH9/EX9.9/Ex9_9.sce new file mode 100644 index 000000000..3a650583f --- /dev/null +++ b/3862/CH9/EX9.9/Ex9_9.sce @@ -0,0 +1,20 @@ +clear +//variable declaration + +//summation of all horizontal forces is zero & vertical forces is zero. + +//Let the left support C be at a distance x metres from A. + +P1=(30) //vertical down load at A,KN +Pu=(6) //uniform distributed load over whole span,KN/m,(20m of span) +P2=(50) //vertical down load at B, KN + +//Rc=Rd(given) reaction at C & D is equal. + +Rc=(P1+P2+Pu*20)/2 +Rd=Rc + +//taking moment at A +x=(((Pu*20*10+P2*20)/100)-12)/2 + +printf("\n X= %0.2f m",x) |