initial commit / add all books

20 files changed, 190 insertions, 0 deletions

diff --git a/24/CH11/EX11.1/Example11_1.sce b/24/CH11/EX11.1/Example11_1.sce
new file mode 100755
index 000000000..3eee34e75
--- /dev/null
+++ b/24/CH11/EX11.1/Example11_1.sce
@@ -0,0 +1,22 @@
+//Given that

+t = poly(0, 't')

+A = -1.00-0.600*t+0.250*t^2

+

+//Sample Problem 11-1a

+printf("**Sample Problem 11-1a**\n")

+Ts = [-3:0.5:6]

+As = horner(A, Ts)

+xset('window', 1)

+xtitle( 'angular variable for the disk v/s time', 'time(sec)', 'Y-axis')

+plot(Ts, As, 'm-o')

+

+//Sample Problem 11-1b

+printf("\n**Sample Problem 11-1b**\n")

+To = roots(derivat(A))

+printf("At t=%fsec, theta approaches its minimum value equal to %f\n", To, horner(A, To))

+

+//Sample Problem 11-1c

+printf("\n**Sample Problem 11-1c**\n")

+Os = horner(derivat(A), Ts)

+plot(Ts, Os, 'r-+')

+legend('theta(rad)', 'omega(rad/s)')
\ No newline at end of file
diff --git a/24/CH11/EX11.1/Example11_1_graph.jpg b/24/CH11/EX11.1/Example11_1_graph.jpg
new file mode 100755
index 000000000..b8bb3ede2
--- /dev/null
+++ b/24/CH11/EX11.1/Example11_1_graph.jpg
diff --git a/24/CH11/EX11.1/Example11_1_result.txt b/24/CH11/EX11.1/Example11_1_result.txt
new file mode 100755
index 000000000..7ee081db4
--- /dev/null
+++ b/24/CH11/EX11.1/Example11_1_result.txt
@@ -0,0 +1,6 @@
+**Sample Problem 11-1a**

+

+**Sample Problem 11-1b**

+At t=1.200000sec, theta approaches its minimum value equal to -1.360000

+

+**Sample Problem 11-1c**
\ No newline at end of file
diff --git a/24/CH11/EX11.10/Example11_10.sce b/24/CH11/EX11.10/Example11_10.sce
new file mode 100755
index 000000000..ab57e591b
--- /dev/null
+++ b/24/CH11/EX11.10/Example11_10.sce
@@ -0,0 +1,14 @@
+//Given that

+m = 1  //(say)

+R = 0.15  //in meter

+L = 2.0 * R

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

+

+//Sample Problem 11-10

+printf("**Sample Problem 11-10**\n")

+I = 0.5*m*R^2 + m*L^2/12 + m*(L/2+R)^2

+deltaU = m* g* (L + 2*R)

+//deltaK = 0.5*I*w^2

+//therefore-

+w = sqrt(deltaU/(0.5*I))

+printf("The angular speed is equal to %frad/s", w)
\ No newline at end of file
diff --git a/24/CH11/EX11.10/Example11_10_result.txt b/24/CH11/EX11.10/Example11_10_result.txt
new file mode 100755
index 000000000..b60f86b58
--- /dev/null
+++ b/24/CH11/EX11.10/Example11_10_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 11-10**

+The angular speed is equal to 10.398939rad/s 
\ No newline at end of file
diff --git a/24/CH11/EX11.2/Example11_2.sce b/24/CH11/EX11.2/Example11_2.sce
new file mode 100755
index 000000000..4d96da78d
--- /dev/null
+++ b/24/CH11/EX11.2/Example11_2.sce
@@ -0,0 +1,19 @@
+//Given that

+alpha = 0.335  //in rad/s^2

+Wo = -4.6  //in rad/s

+Ao = 0  //in rad

+Af = 5* 2*%pi  //in rad

+

+//Sample Problem 11-2a

+printf("**Sample Problem 11-2a**\n")

+//Using newton's second equation of motion

+t = poly(0, 't')

+p = Ao + Wo*t + 0.5*alpha*t^2 - Af

+to = roots(p)

+printf("At time equal to %fsec, the reference line will be at given position\n", to(2))

+

+//Sample Problem 11-2c

+printf("\n**Sample Problem 11-2c**\n")

+p = Wo + alpha*t

+ts = roots(p)

+printf("At time equal to %fsec, the disk momentarily stops", ts)
\ No newline at end of file
diff --git a/24/CH11/EX11.2/Example11_2_result.txt b/24/CH11/EX11.2/Example11_2_result.txt
new file mode 100755
index 000000000..b9409f568
--- /dev/null
+++ b/24/CH11/EX11.2/Example11_2_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 11-2a**

+At time equal to -5.662149sec, the reference line will be at given position

+

+**Sample Problem 11-2c**

+At time equal to 13.731343sec, the disk momentarily stops 
\ No newline at end of file
diff --git a/24/CH11/EX11.3/Example11_3.sce b/24/CH11/EX11.3/Example11_3.sce
new file mode 100755
index 000000000..e2cb4b15d
--- /dev/null
+++ b/24/CH11/EX11.3/Example11_3.sce
@@ -0,0 +1,18 @@
+//Given that

+W1 = 3.40  //in rad/s

+W2 = 2.00  //in rad/s

+rev_taken = 20

+

+//Sample Problem 11-3a

+printf("**Sample Problem 11-3a**\n")

+angle_traversed = 2*%pi*rev_taken

+//Using newton's third equation of motion

+//Wf^2 = Wi^2 + 2*alpha*theta

+alpha = (W2^2 - W1^2)/(2*angle_traversed)

+printf("The angular acceleration during the stop is %frads^2\n", alpha)

+

+//Sample Problem 11-3b

+printf("\n**Sample Problem 11-3b**\n")

+//Using newton's first equation of motion

+time_taken = (W2 - W1)/alpha

+printf("The time taken in decreasing the speed is %fsec", time_taken)
\ No newline at end of file
diff --git a/24/CH11/EX11.3/Example11_3_result.txt b/24/CH11/EX11.3/Example11_3_result.txt
new file mode 100755
index 000000000..6d2346f39
--- /dev/null
+++ b/24/CH11/EX11.3/Example11_3_result.txt
@@ -0,0 +1,11 @@
+**Sample Problem 11-3a**

+The angular acceleration during the stop is -0.030080rads^2

+

+**Sample Problem 11-3b**

+The time taken in decreasing the speed is 46.542113sec 

+-->exec('D:\Study Mat\computer science\Scilab\Fundamental of Physics\Chapter_11\Example11_3.sce', -1)

+**Sample Problem 11-3a**

+The angular acceleration during the stop is -0.030080rads^2

+

+**Sample Problem 11-3b**

+The time taken in decreasing the speed is 46.542113sec 
\ No newline at end of file
diff --git a/24/CH11/EX11.4/Example11_4.sce b/24/CH11/EX11.4/Example11_4.sce
new file mode 100755
index 000000000..26cc3248d
--- /dev/null
+++ b/24/CH11/EX11.4/Example11_4.sce
@@ -0,0 +1,16 @@
+//Given that

+r = 15  //in meter

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

+a = 11 * g  //in m.s^2

+

+//Sample Problem 11-4a

+printf("**Sample Problem 11-4a**\n")

+w = sqrt(a/r)

+printf("The angular speed should be %frad/s\n", w)

+

+//Sample Problem 11-4b

+printf("\n**Sample Problem 11-4b**\n")

+t = 120  //in sec

+alpha = w/t

+at = alpha*r

+printf("The tangential acceleration will be %fm/s^2", at)
\ No newline at end of file
diff --git a/24/CH11/EX11.4/Example11_4_result.txt b/24/CH11/EX11.4/Example11_4_result.txt
new file mode 100755
index 000000000..6626018b9
--- /dev/null
+++ b/24/CH11/EX11.4/Example11_4_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 11-4a**

+The angular speed should be 2.680796rad/s

+

+**Sample Problem 11-4b**

+The tangential acceleration will be 0.335099m/s^2 
\ No newline at end of file
diff --git a/24/CH11/EX11.6/Example11_6.sce b/24/CH11/EX11.6/Example11_6.sce
new file mode 100755
index 000000000..69aed8578
--- /dev/null
+++ b/24/CH11/EX11.6/Example11_6.sce
@@ -0,0 +1,10 @@
+//Given that

+M = 272  //in kg

+R = 38*10^-2  //in meter

+w = 14000* 2*%pi/60  //in rad/s

+

+///Sample Problem 11-6

+printf("**Sample Problem 11-6**\n")

+I = 0.5* M* R^2

+E = 0.5* I* w^2

+printf("The energy released during the explosion is %eJ", E)
\ No newline at end of file
diff --git a/24/CH11/EX11.6/Example11_6_result.txt b/24/CH11/EX11.6/Example11_6_result.txt
new file mode 100755
index 000000000..a071e5292
--- /dev/null
+++ b/24/CH11/EX11.6/Example11_6_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 11-6**

+The energy released during the explosion is 2.110520e+007J 
\ No newline at end of file
diff --git a/24/CH11/EX11.7/Example11_7.sce b/24/CH11/EX11.7/Example11_7.sce
new file mode 100755
index 000000000..6eca1a825
--- /dev/null
+++ b/24/CH11/EX11.7/Example11_7.sce
@@ -0,0 +1,19 @@
+//Given that

+M = 2.5  //in kg

+R = 0.20  //i meter

+m = 1.2  //in kg

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

+I = 0.5*M*R^2

+

+//Sample Problem 11-7

+printf("**Sample Problem 11-7**\n")

+//mg - T = ma

+//T*R = I*a/R

+//T = I*a/R^2

+//on adding =>

+a = m*g/(m+I/R^2)

+T = m*(g-a)

+alpha = a/R

+printf("The acceleration of the block is %fm/s^2\n", a)

+printf("The angular acceleration of the pulley is %frad/s^2\n", alpha)

+printf("The tension in the string is %fN", T)
\ No newline at end of file
diff --git a/24/CH11/EX11.7/Example11_7_FBD.jpg b/24/CH11/EX11.7/Example11_7_FBD.jpg
new file mode 100755
index 000000000..b1f16a290
--- /dev/null
+++ b/24/CH11/EX11.7/Example11_7_FBD.jpg
diff --git a/24/CH11/EX11.7/Example11_7_result.txt b/24/CH11/EX11.7/Example11_7_result.txt
new file mode 100755
index 000000000..75541d851
--- /dev/null
+++ b/24/CH11/EX11.7/Example11_7_result.txt
@@ -0,0 +1,4 @@
+**Sample Problem 11-7**

+The acceleration of the block is 4.800000m/s^2

+The angular acceleration of the pulley is 24.000000rad/s^2

+The tension in the string is 6.000000N 
\ No newline at end of file
diff --git a/24/CH11/EX11.8/Example11_8.sce b/24/CH11/EX11.8/Example11_8.sce
new file mode 100755
index 000000000..71798585c
--- /dev/null
+++ b/24/CH11/EX11.8/Example11_8.sce
@@ -0,0 +1,19 @@
+//Given that

+M = 80  //in kg

+d1 = 0.30  //in meter

+alpha = 6  //in rad/s^2

+I = 15  //in kg.m^2

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

+

+//Sample Problem 11-8a

+printf("**Sample Problem 11-8a**\n")

+F = I*alpha/d1

+printf("The magnitude of F is %fN\n", F)

+

+//Sample Problem 11-8b

+printf("\n**Sample Problem 11-8b**\n")

+d2 = 0.12  //in meter

+//F*d1 - M*g*d2 = I*alpha

+F = I*alpha + M*g*d2

+F = F/d1

+printf("The magnitude of F in second case is %fN", F)
\ No newline at end of file
diff --git a/24/CH11/EX11.8/Example11_8_result.txt b/24/CH11/EX11.8/Example11_8_result.txt
new file mode 100755
index 000000000..d852e17ed
--- /dev/null
+++ b/24/CH11/EX11.8/Example11_8_result.txt
@@ -0,0 +1,5 @@
+**Sample Problem 11-8a**

+The magnitude of F is 300.000000N

+

+**Sample Problem 11-8b**

+The magnitude of F in second case is 613.600000N 
\ No newline at end of file
diff --git a/24/CH11/EX11.9/Example11_9.sce b/24/CH11/EX11.9/Example11_9.sce
new file mode 100755
index 000000000..ae8b4eafe
--- /dev/null
+++ b/24/CH11/EX11.9/Example11_9.sce
@@ -0,0 +1,11 @@
+exec('Example11_7.sce', -1)

+clc

+

+//Given that

+t = 2.5  //in sec

+

+//Sample Problem 11-9

+printf("\n**Sample Problem 11-9**\n")

+w = 0 + alpha*t

+RE = 0.5* I* w^2

+printf("The rotational kinetic energy of the disk will be %fJ", RE)
\ No newline at end of file
diff --git a/24/CH11/EX11.9/Example11_9_result.txt b/24/CH11/EX11.9/Example11_9_result.txt
new file mode 100755
index 000000000..aa1975be1
--- /dev/null
+++ b/24/CH11/EX11.9/Example11_9_result.txt
@@ -0,0 +1,2 @@
+**Sample Problem 11-9**

+The rotational kinetic energy of the disk will be 90.000000J 
\ No newline at end of file