6 files changed, 82 insertions, 0 deletions
diff --git a/3850/CH29/EX29.1/Ex29_1.sce b/3850/CH29/EX29.1/Ex29_1.sce
new file mode 100644
index 000000000..e74d851af
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+++ b/3850/CH29/EX29.1/Ex29_1.sce
@@ -0,0 +1,30 @@
+
+//To Calculate the Electric Field at a point
+
+//Example 29.1
+
+clear;
+
+clc;
+
+AC=5*10^-2;//The length of AC in metres
+
+PC=12*10^-2;//The length of PC in metres
+
+AP=sqrt(AC^2+PC^2);//Length of AP by Pythagoras Theorem
+
+Theta=acos(AC/AP);//Measure of angle PAC
+
+Q1=10*10^-6;//First Charge in Coloumbs
+
+Q2=-10*10^-6;//Second Charge in Coloumbs
+
+K=9*10^9;//Value of constant (1/(4*pi*ε0))
+
+EA=Q1*K/AP^2;//Electric Field at P due to First Charge
+
+EB=-Q2*K/AP^2;//Electric Field at P due to First Charge
+
+E=(EA+EB)*cos(Theta);//Magnitude of resultant Electric Field
+
+printf("elctric field at point P=%.1f*10^6 N/C",E/10^6);
diff --git a/3850/CH29/EX29.1/Ex29_1.txt b/3850/CH29/EX29.1/Ex29_1.txt
new file mode 100644
index 000000000..b87ac42a8
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+++ b/3850/CH29/EX29.1/Ex29_1.txt
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+
+ elctric field at point P=4.1*10^6 N/C
+\ No newline at end of file
diff --git a/3850/CH29/EX29.3/Ex29_3.sce b/3850/CH29/EX29.3/Ex29_3.sce
new file mode 100644
index 000000000..effe0c57c
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+++ b/3850/CH29/EX29.3/Ex29_3.sce
@@ -0,0 +1,22 @@
+
+//To Calculate the Work Done by a person in pulling them apart to infinite separations
+
+//Example 29.3
+
+clear;
+
+clc;
+
+Q1=10*10^-6;//First Charge in Coloumbs
+
+Q2=10*10^-6;//Second Charge in Coloumbs
+
+Q3=10*10^-6;//Third Charge in Coloumbs
+
+K=9*10^9;//Value of constant (1/(4*pi*ε0))
+
+x=0.1;//Length of side of the Equilateral Triangle in metres
+
+U=3*Q1*Q2*K/x;//Potential Energy of the System
+
+printf("The amount of work done to pull the charges apart=%f J",U);
diff --git a/3850/CH29/EX29.3/Ex29_3.txt b/3850/CH29/EX29.3/Ex29_3.txt
new file mode 100644
index 000000000..0fb246efb
--- /dev/null
+++ b/3850/CH29/EX29.3/Ex29_3.txt
@@ -0,0 +1,2 @@
+
+ The amount of work done to pull the charges apart=27.000000 J
+\ No newline at end of file
diff --git a/3850/CH29/EX29.4/Ex29_4.sce b/3850/CH29/EX29.4/Ex29_4.sce
new file mode 100644
index 000000000..60e173253
--- /dev/null
+++ b/3850/CH29/EX29.4/Ex29_4.sce
@@ -0,0 +1,24 @@
+
+//To find the Electric Potential
+
+//Example 29.4
+
+clear;
+
+clc;
+
+Q1=10*10^-6;//First Charge in Coloumbs
+
+Q2= 20*10^-6;//Second Charge in Coloumbs
+
+r=0.02;//Distance between the charges in metres
+
+K=9*10^9;//Value of constant (1/(4*pi*ε0))
+
+V1=Q1*K*2/r;//Electric Potential due to First Charge
+
+V2=Q2*K*2/r;//Electric Potential due to Second Charge
+
+V=V1+V2;//Net Potential
+
+printf("net potential=%f MV",V/10^6);
diff --git a/3850/CH29/EX29.4/Ex29_4.txt b/3850/CH29/EX29.4/Ex29_4.txt
new file mode 100644
index 000000000..a56defad2
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+++ b/3850/CH29/EX29.4/Ex29_4.txt
@@ -0,0 +1,2 @@
+
+ net potential=27.000000 MV
+\ No newline at end of file