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-rw-r--r--3886/CH19/EX19.1/19_1.sce13
-rw-r--r--3886/CH19/EX19.1/19_1.txt6
-rw-r--r--3886/CH19/EX19.2/19_2.sce14
-rw-r--r--3886/CH19/EX19.2/19_2.txt6
-rw-r--r--3886/CH19/EX19.3/19_3.sce5
-rw-r--r--3886/CH19/EX19.3/19_3.txt4
-rw-r--r--3886/CH19/EX19.4/19_4.sce10
-rw-r--r--3886/CH19/EX19.4/19_4.txt6
-rw-r--r--3886/CH19/EX19.5/19_5.sce9
-rw-r--r--3886/CH19/EX19.5/19_5.txt5
-rw-r--r--3886/CH19/EX19.6/19_6.sce15
-rw-r--r--3886/CH19/EX19.6/19_6.txt5
-rw-r--r--3886/CH19/EX19.7/19_7.sce11
-rw-r--r--3886/CH19/EX19.7/19_7.txt5
14 files changed, 114 insertions, 0 deletions
diff --git a/3886/CH19/EX19.1/19_1.sce b/3886/CH19/EX19.1/19_1.sce
new file mode 100644
index 000000000..19f20d038
--- /dev/null
+++ b/3886/CH19/EX19.1/19_1.sce
@@ -0,0 +1,13 @@
+//Automobile moving on road
+//refer fig. 19.7
+v=13.889 //m/sec
+//case (1)-When vehicle is at A
+CFF1=(25*13.889^2)/(9.81*80) //kN
+//Vertical reaction
+R1=25-6.145 //kN
+//case (2)-When automobile is at B
+CFF2=(25*13.889^2)/(9.81*120) //kN
+R2=25+4.097 //kN
+//case (3)-On level track at C
+R3=25 //kN
+printf("\nWhen vehicle is at A, vertical reaction=%.3f kN\nWhen automobile is at B, vertical reaction=%.3f kN\nOn level track at C, vertical reaction=%.3f kN ",R1,R2,R3)
diff --git a/3886/CH19/EX19.1/19_1.txt b/3886/CH19/EX19.1/19_1.txt
new file mode 100644
index 000000000..641ebb6d3
--- /dev/null
+++ b/3886/CH19/EX19.1/19_1.txt
@@ -0,0 +1,6 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.1.sce', -1)
+
+When vehicle is at A, vertical reaction=18.855 kN
+When automobile is at B, vertical reaction=29.097 kN
+On level track at C, vertical reaction=25.000 kN \ No newline at end of file
diff --git a/3886/CH19/EX19.2/19_2.sce b/3886/CH19/EX19.2/19_2.sce
new file mode 100644
index 000000000..96fb9fc91
--- /dev/null
+++ b/3886/CH19/EX19.2/19_2.sce
@@ -0,0 +1,14 @@
+//Car on road
+//refer fig. 19.8
+//Consider dynamic equilibrium of car
+v=sqrt(0.4*9.81*50)*((60*60)/(1000)) //kmph
+//Limiting speed from the consideration of preventing overturning
+//Taking moment about point of contact of outer wheel with road and noting that R1=0 when the vehicle is about to overturn
+//Limiting speed v=50.42 kmph
+//If the vehicle moves with a velocity of 40 kmph
+v=11.111 //m/sec
+//Taking moment about outer wheel
+R1=5.612 //kN
+R2=15-R1 //kN
+printf("\nLimiting speed v=50.42\nR1=%.3f kN\nR2=%.3f kN",R1,R2)
+
diff --git a/3886/CH19/EX19.2/19_2.txt b/3886/CH19/EX19.2/19_2.txt
new file mode 100644
index 000000000..76ae615fe
--- /dev/null
+++ b/3886/CH19/EX19.2/19_2.txt
@@ -0,0 +1,6 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.2.sce', -1)
+
+Limiting speed v=50.42
+R1=5.612 kN
+R2=9.388 kN \ No newline at end of file
diff --git a/3886/CH19/EX19.3/19_3.sce b/3886/CH19/EX19.3/19_3.sce
new file mode 100644
index 000000000..cfab3e396
--- /dev/null
+++ b/3886/CH19/EX19.3/19_3.sce
@@ -0,0 +1,5 @@
+//Angle of banking
+v=33.33 //m/sec
+//If alpha is the angle of banking then
+alpha=atand((v^2)/(9.81*200)) //degree
+printf("\nalpha=%.3f degree",alpha)
diff --git a/3886/CH19/EX19.3/19_3.txt b/3886/CH19/EX19.3/19_3.txt
new file mode 100644
index 000000000..efff762de
--- /dev/null
+++ b/3886/CH19/EX19.3/19_3.txt
@@ -0,0 +1,4 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.3.sce', -1)
+
+alpha=29.519 degree \ No newline at end of file
diff --git a/3886/CH19/EX19.4/19_4.sce b/3886/CH19/EX19.4/19_4.sce
new file mode 100644
index 000000000..702b91b0f
--- /dev/null
+++ b/3886/CH19/EX19.4/19_4.sce
@@ -0,0 +1,10 @@
+//Vehicle moving round a curve
+r=40 //m
+mu=0.4
+//(1) On level road, limiting speed from the consideration of avoiding skidding
+v=sqrt(0.4*9.81*40) //m/sec
+//(2) On a road banked to an inclination of 1 in 10
+v1=sqrt((9.81*40*(0.4+0.1))/(1-0.4*0.1)) //m/sec
+//If lateral forces are not to be experienced
+v3=sqrt(0.1*9.81*40) //m/sec
+printf("\nOn level road v=%.3f m/sec\nOn a road banked v=%.3f m/sec\nIf lateral forces are not to be experienced v=%.3f m/sec",v,v1,v3)
diff --git a/3886/CH19/EX19.4/19_4.txt b/3886/CH19/EX19.4/19_4.txt
new file mode 100644
index 000000000..67eb8e844
--- /dev/null
+++ b/3886/CH19/EX19.4/19_4.txt
@@ -0,0 +1,6 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.4.sce', -1)
+
+On level road v=12.528 m/sec
+On a road banked v=14.296 m/sec
+If lateral forces are not to be experienced v=6.264 m/sec \ No newline at end of file
diff --git a/3886/CH19/EX19.5/19_5.sce b/3886/CH19/EX19.5/19_5.sce
new file mode 100644
index 000000000..bb9238806
--- /dev/null
+++ b/3886/CH19/EX19.5/19_5.sce
@@ -0,0 +1,9 @@
+//Car going around a curve
+//refer fig. 19.9
+v=26.667 //m/sec
+F=20*(((26.667^2)/(9.81*60))-sind(30)) //kN
+//Taking moment about point of contact of outer wheel with road surface, we get
+R1=20*(((0.8*sind(30))/(1.6))+((cosd(30))/(2))+((26.667^2)/(9.81*60))*(((sind(30))/(2))-((0.8*cosd(30))/(1.6)))) //kN
+//Taking summation of forces normal to road surface
+R2=(20*((cosd(30))+(((sind(30))*26.667^2)/(9.81*60))))-9.238 //kN
+printf("\nR1=%.3f kN\nR2=%.3f kN",R1,R2)
diff --git a/3886/CH19/EX19.5/19_5.txt b/3886/CH19/EX19.5/19_5.txt
new file mode 100644
index 000000000..ef06351de
--- /dev/null
+++ b/3886/CH19/EX19.5/19_5.txt
@@ -0,0 +1,5 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.5.sce', -1)
+
+R1=9.238 kN
+R2=20.164 kN \ No newline at end of file
diff --git a/3886/CH19/EX19.6/19_6.sce b/3886/CH19/EX19.6/19_6.sce
new file mode 100644
index 000000000..69353bff5
--- /dev/null
+++ b/3886/CH19/EX19.6/19_6.sce
@@ -0,0 +1,15 @@
+//Super elevation
+G=1.68 //m
+r=800 //m
+//(1)
+v=16.667 //m/sec
+alpha=atand((v^2)/(9.81*800)) //degree
+//Super elevation
+e=1000*G*tand(alpha) //mm
+//(2)
+v2=22.222 //m/sec
+F2=1000*(((0.99937*22.222^2)/(9.81*800))-0.03537) //kN
+printf("\ne=%.3f mm\nF=%.3f kN",e,F2)
+
+
+
diff --git a/3886/CH19/EX19.6/19_6.txt b/3886/CH19/EX19.6/19_6.txt
new file mode 100644
index 000000000..93ea7c503
--- /dev/null
+++ b/3886/CH19/EX19.6/19_6.txt
@@ -0,0 +1,5 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.6.sce', -1)
+
+e=59.466 mm
+F=27.513 kN \ No newline at end of file
diff --git a/3886/CH19/EX19.7/19_7.sce b/3886/CH19/EX19.7/19_7.sce
new file mode 100644
index 000000000..aaed16aeb
--- /dev/null
+++ b/3886/CH19/EX19.7/19_7.sce
@@ -0,0 +1,11 @@
+//Aeroplane
+//refer fig. 19.10
+r=1300 //m
+W=8 //kN
+v=(400*1000)/(60*60) //m/sec
+//Angle of bank
+alpha=atand((111.111^2)/(9.81*1300)) //degree
+//Lift under flight condition is
+N=80*((cosd(alpha))+(((sind(alpha))*111.111^2)/(9.81*1300))) //kN
+printf("\nalpha=%.2f degree\nN=%.2f kN",alpha,N)
+
diff --git a/3886/CH19/EX19.7/19_7.txt b/3886/CH19/EX19.7/19_7.txt
new file mode 100644
index 000000000..48f1f3158
--- /dev/null
+++ b/3886/CH19/EX19.7/19_7.txt
@@ -0,0 +1,5 @@
+
+--> exec('E:\My program EM\19. Circular motion of rigid bodies\19.7.sce', -1)
+
+alpha=44.07 degree
+N=111.34 kN \ No newline at end of file
generated by cgit (git 2.34.1) at 2024-12-19 14:02:39 +0000