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4 files changed, 135 insertions, 0 deletions

diff --git a/3877/CH1/EX1.1/Ex1_1.sce b/3877/CH1/EX1.1/Ex1_1.sce
new file mode 100644
index 000000000..66f609996
--- /dev/null
+++ b/3877/CH1/EX1.1/Ex1_1.sce
@@ -0,0 +1,41 @@
+//Refer to the figure 1.12
+//Initialization of variables for fig. a
+     Nb=4//The number of binary links
+     Nt=4//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 4//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+clc
+printf(' (a)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n The linkage has negative degree of freedom and thus is a superstructure.\n',F)
+//Initialization of variables for fig. b
+     Nb=4//The number of binary links
+     Nt=4//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 3//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+printf(' (b)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n The linkage has a constrained motion when one of the seven moving links is driven by an external source\n',F)
+//Initialization of variables for fig. c
+     Nb=7//The number of binary links
+     Nt=2//The number of ternary links
+     No=2//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 5//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+printf(' (c)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n Therefore, the linkage is a structure\n',F)
diff --git a/3877/CH1/EX1.2/Ex1_2.sce b/3877/CH1/EX1.2/Ex1_2.sce
new file mode 100644
index 000000000..b6779a945
--- /dev/null
+++ b/3877/CH1/EX1.2/Ex1_2.sce
@@ -0,0 +1,68 @@
+//Refer to the figure 1.12
+//Initialization of variables for fig. a
+     Nb=3//The number of binary links
+     Nt=2//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 2//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+clc
+printf(' (a)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n The linkage has zero degree of freedom and thus one or more link should be added to the linkage to make it a mechanism.\n',F)
+//Initialization of variables for fig. b
+     Nb=7//The number of binary links
+     Nt=3//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 4//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+printf(' (b)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n With four loops and 1 degree of freedom the number of links should be madee 10 and number of joints be 13 \n',F)
+//Initialization of variables for fig. c
+     Nb=3//The number of binary links
+     Nt=5//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 4//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+printf(' (c)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n  It is a superstructure  With 4 loops the number of links should be 10 for 1 degree of freedom \n',F)
+//Initialization of variables for fig. d
+     Nb=12//The number of binary links
+     Nt=0//The number of ternary links
+     No=0//The number of other (quartenary etc.) links
+     N = (Nb+Nt+No) //The number of total links
+     L = 5//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+printf(' (d)The total number of links is %f \n',N)
+printf('The number of joints is %f \n',P1)
+printf('The number of degrees of freedom is %f \n  It is a mechanism with 1 degree of freedom \n',F)
+//Initialization of variables for fig. e
+     N = 5//The number of total links
+     P2 = 1//The number of pairs with 2 degrees of freedom
+     L = 4//The number of loops
+//calculation
+     P1= 5//The enumber of joints or pairs with one degree of freedom
+     F = 3*(N-1)-(2*P1)-(P2)//The number of degrees of freedom
+//Result
+printf(' (c)The total number of links is %f \n',N)
+printf('The number of joints with 1 dof is %f \n',P1)
+printf('The number of joints with 2 dof is %f \n', P2)
+printf('The number of degrees of freedom is %f \n  It is a mechanism with 1 degree of freedom \n',F)
+
+
diff --git a/3877/CH1/EX1.4/Ex1_4.sce b/3877/CH1/EX1.4/Ex1_4.sce
new file mode 100644
index 000000000..95be3b428
--- /dev/null
+++ b/3877/CH1/EX1.4/Ex1_4.sce
@@ -0,0 +1,13 @@
+//Given
+     N = 11 //The number of total links
+     L = 4//The number of loops
+//calculation
+     P1= (N+L-1)//The enumber of joints or pairs
+     F = 3*(N-1)-(2*P1)//The number of degrees of freedom
+//Result
+clc
+printf('The total number of links is %f \n',N)
+printf(' The number of joints is %f \n',P1)
+printf(' The number of degrees of freedom is %f \n',F)
+
+
diff --git a/3877/CH1/EX1.6/Ex1_6.sce b/3877/CH1/EX1.6/Ex1_6.sce
new file mode 100644
index 000000000..ca5ec79f0
--- /dev/null
+++ b/3877/CH1/EX1.6/Ex1_6.sce
@@ -0,0 +1,13 @@
+//Given
+     N = 160 //Speed of driving shaft in rpm
+     d = 18//distance between parallel shafts in mm
+//calculation
+     Omega = (2*%pi*N)/60//angular velocity in rad/s
+     v = (Omega*d)/1000//sliding velocity in m/s
+//Result
+clc
+printf('Angular Velocity is %f rad/s \n',Omega)
+printf(' The maximum velocity of sliding is %f m/s \n',v)
+
+
+