initial commit / add all books

22 files changed, 163 insertions, 0 deletions

diff --git a/24/CH6/EX6.1/Example6_1.sce b/24/CH6/EX6.1/Example6_1.sce
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index 000000000..850db023b
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+++ b/24/CH6/EX6.1/Example6_1.sce
@@ -0,0 +1,12 @@
+//Given that

+mu_k = 0.6

+d = 290  //in meter

+g = 9.8 //in m/s^2

+v_final = 0

+

+//Sample Problem 6-1

+printf("**Sample Problem 6-1**\n")

+//using newton's 3rd equation of motion

+ac = - mu_k * g  //due to friction hence a negative sign

+v_initial = sqrt(v_final^2 - 2 * ac * d)

+printf("The inital velocity of that car would have been %f m/s", v_initial)
\ No newline at end of file
diff --git a/24/CH6/EX6.1/Example6_1_result.txt b/24/CH6/EX6.1/Example6_1_result.txt
new file mode 100755
index 000000000..c6620b506
--- /dev/null
+++ b/24/CH6/EX6.1/Example6_1_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 6-1**

+The inital velocity of that car would have been 58.398630 m/s 

diff --git a/24/CH6/EX6.2/Example6_2.sce b/24/CH6/EX6.2/Example6_2.sce
new file mode 100755
index 000000000..6640c9ece
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+++ b/24/CH6/EX6.2/Example6_2.sce
@@ -0,0 +1,20 @@
+exec("degree_rad.sci",-1)

+

+//GIven that

+g = 9.8  //in /s^2

+mass = 75  //in kg

+mu_k = 0.10

+phi = dtor(42)

+

+//Sample Problem 6-2a

+printf("**Sample Problem 6-2a**\n")

+//T * cos(phi)- mu_k * N = 0

+//T * sin(phi) + N = mass * g

+mat_A = [cos(phi),-mu_k;sin(phi),1]

+mat_B = [0 ;mass * g]

+F = inv(mat_A) * mat_B

+printf("The Tension in the string is %f N\n", F(1))

+

+//Sample Problem 6-2b

+printf("\n**Sample Problem 6-2b**\n")

+printf("The force of friction will not change")
\ No newline at end of file
diff --git a/24/CH6/EX6.2/Example6_2_FBD.jpg b/24/CH6/EX6.2/Example6_2_FBD.jpg
new file mode 100755
index 000000000..47b424d1d
--- /dev/null
+++ b/24/CH6/EX6.2/Example6_2_FBD.jpg
diff --git a/24/CH6/EX6.2/Example6_2_result.txt b/24/CH6/EX6.2/Example6_2_result.txt
new file mode 100755
index 000000000..f95e9e07b
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+++ b/24/CH6/EX6.2/Example6_2_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 6-2a**

+The Tension in the string is 90.734256 N

+

+**Sample Problem 6-2b**

+The force of friction will not change 
\ No newline at end of file
diff --git a/24/CH6/EX6.3/Example6_3.sce b/24/CH6/EX6.3/Example6_3.sce
new file mode 100755
index 000000000..314648b73
--- /dev/null
+++ b/24/CH6/EX6.3/Example6_3.sce
@@ -0,0 +1,13 @@
+exec("degree_rad.sci",-1)

+

+//Given that

+theta = dtor(13)

+

+//Sample Problem 6-3

+printf("**Sample Problem 6-3**\n")

+//N = mg cos(theta)

+//f_s = mg sin(theta)

+//dividing->

+//f_s/N = tan(theta)

+mu_s = tan(theta)

+printf("The value of coefficient of static friction is %f", mu_s)
\ No newline at end of file
diff --git a/24/CH6/EX6.3/Example6_3_FBD.jpg b/24/CH6/EX6.3/Example6_3_FBD.jpg
new file mode 100755
index 000000000..1fd4a87ef
--- /dev/null
+++ b/24/CH6/EX6.3/Example6_3_FBD.jpg
diff --git a/24/CH6/EX6.3/Example6_3_result.txt b/24/CH6/EX6.3/Example6_3_result.txt
new file mode 100755
index 000000000..e554cc1db
--- /dev/null
+++ b/24/CH6/EX6.3/Example6_3_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 6-3**

+The value of coefficient of static friction is 0.230868 
\ No newline at end of file
diff --git a/24/CH6/EX6.4/Example6_4.sce b/24/CH6/EX6.4/Example6_4.sce
new file mode 100755
index 000000000..e735f844c
--- /dev/null
+++ b/24/CH6/EX6.4/Example6_4.sce
@@ -0,0 +1,12 @@
+//Given that

+v1 = 97  //in km/hr

+//Assuming

+A1 = 1 

+//therefore

+A2 = 2

+

+//Sample Problem 6-4

+printf("**Sample Problem 6-4**\n")

+//the terminal velocity is inversly proportional to squre root of area

+v2 = v1 * sqrt(A1/A2)

+printf("The final velocity of cat will be %f km/hr", v2)
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diff --git a/24/CH6/EX6.4/Example6_4_result.txt b/24/CH6/EX6.4/Example6_4_result.txt
new file mode 100755
index 000000000..5d2fab278
--- /dev/null
+++ b/24/CH6/EX6.4/Example6_4_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 6-4**

+The final velocity of cat will be 68.589358 km/hr 
\ No newline at end of file
diff --git a/24/CH6/EX6.5/Example6_5.sce b/24/CH6/EX6.5/Example6_5.sce
new file mode 100755
index 000000000..cfabd9e14
--- /dev/null
+++ b/24/CH6/EX6.5/Example6_5.sce
@@ -0,0 +1,21 @@
+//Given that

+g = 9.8  //in m/s^2

+Radius = 1.5 * 10^-3  //in meter

+height = 1200  //in meter

+C_drag = 0.60

+density_water = 1000  //in kg/m^3

+density_air = 1.2  //in kg/m^3

+

+//Sample Problem 6-5a

+printf("**Sample Problem 6-5a**\n")

+//v_t = sqrt(2*F_g/(C*density*A))

+volume_drop = 4/3*%pi*Radius^3

+mass_drop = density_water *volume_drop

+Area_drop = %pi *Radius^2

+v_terminal = sqrt(2*mass_drop*g/(C_drag*density_air*Area_drop))

+printf("The terminal velocity will be %f m/s\n", v_terminal)

+

+//Sample Problem 6-5b

+printf("\n**Sample Problem 6-5b**\n")

+v_without_drag = sqrt(2 *g * height)

+printf("The velocity just before the impact if there were no drag force would be %f m/s", v_without_drag)
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diff --git a/24/CH6/EX6.5/Example6_5_result.txt b/24/CH6/EX6.5/Example6_5_result.txt
new file mode 100755
index 000000000..33c4be6f8
--- /dev/null
+++ b/24/CH6/EX6.5/Example6_5_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 6-5a**

+The terminal velocity will be 7.378648 m/s

+

+**Sample Problem 6-5b**

+The velocity just before the impact if there were no drag force would be 153.362316 m/s 
\ No newline at end of file
diff --git a/24/CH6/EX6.6/Example6_6.sce b/24/CH6/EX6.6/Example6_6.sce
new file mode 100755
index 000000000..19e8090be
--- /dev/null
+++ b/24/CH6/EX6.6/Example6_6.sce
@@ -0,0 +1,15 @@
+//Given that

+Radius_earth = 6.37 * 10^6

+h_alti = 520 * 10^3  //in meter

+velocity = 7.6 * 10^3  //in m/s converted from km/s

+mass = 79  //in kg

+

+//Sample Problem 6-6a

+printf("**Sample Problem 6-6a**\n")

+acce = velocity^2/(h_alti + Radius_earth)

+printf("The acceleration is equal to %f m/s^2\n", acce)

+

+//Sample Problem 6-5b

+printf("\n**Sample Problem 6-6b**\n")

+Force_total  = mass * acce

+printf("The net force is equal ro %f N", Force_total)
\ No newline at end of file
diff --git a/24/CH6/EX6.6/Example6_6_result.txt b/24/CH6/EX6.6/Example6_6_result.txt
new file mode 100755
index 000000000..71b29c760
--- /dev/null
+++ b/24/CH6/EX6.6/Example6_6_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 6-6a**

+The acceleration is equal to 8.383164 m/s^2

+

+**Sample Problem 6-6b**

+The net force is equal ro 662.269956 N 

diff --git a/24/CH6/EX6.7/Example6_7.sce b/24/CH6/EX6.7/Example6_7.sce
new file mode 100755
index 000000000..c4e18284d
--- /dev/null
+++ b/24/CH6/EX6.7/Example6_7.sce
@@ -0,0 +1,9 @@
+//Given that

+g = 9.8  //in m/s^2

+Radius = 2.7  //in meter

+

+//Sample Problem 6-7

+printf("**Sample Problem 6-7**\n")

+//The velocity at highest point is equal to sqrt(gR)

+velocity_topmost = sqrt(g * Radius)

+printf("The velocity of ball at the topmost point would be %f m/s", velocity_topmost)
\ No newline at end of file
diff --git a/24/CH6/EX6.7/Example6_7_result.txt b/24/CH6/EX6.7/Example6_7_result.txt
new file mode 100755
index 000000000..3d35a8046
--- /dev/null
+++ b/24/CH6/EX6.7/Example6_7_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 6-7**

+The velocity of ball at the topmost point would be 5.143928 m/s 
\ No newline at end of file
diff --git a/24/CH6/EX6.8/Example6_8.sce b/24/CH6/EX6.8/Example6_8.sce
new file mode 100755
index 000000000..3064fe0f0
--- /dev/null
+++ b/24/CH6/EX6.8/Example6_8.sce
@@ -0,0 +1,19 @@
+//Given that

+g = 9.8  //in m/s^2

+R = 2.1  //in m

+mu_s = 0.40

+

+//Sample Problem 6-8a

+printf("**Sample Problem 6-8a**\n")

+//N = mv^2/R

+//mg = mu_s * N

+//mg = mu_s * m*v^2/R

+//v = sqrt(g*R/mu_s)

+v_min = sqrt(g*R/mu_s)

+printf("The minimum spped of the cylender should be %f m/s\n", v_min)

+

+//Sample Problem 6-8b

+printf("\n**Sample Problem 6-8b**\n")

+mass = 49  //in kg

+c_force = mass * v_min^2/R

+printf("The Centripetal force on the rider would be %f N", c_force)
\ No newline at end of file
diff --git a/24/CH6/EX6.8/Example6_8_FBD.jpg b/24/CH6/EX6.8/Example6_8_FBD.jpg
new file mode 100755
index 000000000..d4f831dbd
--- /dev/null
+++ b/24/CH6/EX6.8/Example6_8_FBD.jpg
diff --git a/24/CH6/EX6.8/Example6_8_result.txt b/24/CH6/EX6.8/Example6_8_result.txt
new file mode 100755
index 000000000..f6936cec4
--- /dev/null
+++ b/24/CH6/EX6.8/Example6_8_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 6-8a**

+The minimum spped of the cylender should be 7.172866 m/s

+

+**Sample Problem 6-8b**

+The Centripetal force on the rider would be 1200.500000 N 
\ No newline at end of file
diff --git a/24/CH6/EX6.9/Example6_9.sce b/24/CH6/EX6.9/Example6_9.sce
new file mode 100755
index 000000000..7a8992679
--- /dev/null
+++ b/24/CH6/EX6.9/Example6_9.sce
@@ -0,0 +1,12 @@
+//Given that

+g = 9.8  //in m/s^2

+mass = 1600  //in kg

+v_cons = 20  //in m/s

+R_track = 190  //in meter

+

+//Sample Problem 6-9

+printf("**Sample Problem 6-9**\n")

+N = mass * g

+f_s = mass * v_cons^2 /R_track

+mu_s = f_s/N

+printf("The coefficient of static friction for the given surface is %f", mu_s)
\ No newline at end of file
diff --git a/24/CH6/EX6.9/Example6_9_FBD.jpg b/24/CH6/EX6.9/Example6_9_FBD.jpg
new file mode 100755
index 000000000..cb3fd25d4
--- /dev/null
+++ b/24/CH6/EX6.9/Example6_9_FBD.jpg
diff --git a/24/CH6/EX6.9/Example6_9_result.txt b/24/CH6/EX6.9/Example6_9_result.txt
new file mode 100755
index 000000000..666153d0a
--- /dev/null
+++ b/24/CH6/EX6.9/Example6_9_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 6-9**

+The coefficient of static friction for the given surface is 0.214823 
\ No newline at end of file