5 files changed, 35 insertions, 0 deletions
diff --git a/3630/CH4/EX4.1/Ex4_1.sce b/3630/CH4/EX4.1/Ex4_1.sce
new file mode 100644
index 000000000..54cab93a7
--- /dev/null
+++ b/3630/CH4/EX4.1/Ex4_1.sce
@@ -0,0 +1,7 @@
+clc;
+Vin=12; //volt
+RL=5100; //ohm
+Rs=1000; //ohm
+VL=(RL/(RL+Rs))*Vin ; //volt //voltage divide rule
+disp('Vpk',VL,"VL=");//The answers vary due to round off error
+
diff --git a/3630/CH4/EX4.2/Ex4_2.sce b/3630/CH4/EX4.2/Ex4_2.sce
new file mode 100644
index 000000000..e0815e45b
--- /dev/null
+++ b/3630/CH4/EX4.2/Ex4_2.sce
@@ -0,0 +1,6 @@
+clc;
+VL=-0.7; //volt
+Vin=-12; //volt
+VRS=Vin-VL; //volt
+disp('Vpk',VRS,"VRS=");//The answers vary due to round off error
+
diff --git a/3630/CH4/EX4.3/Ex4_3.sce b/3630/CH4/EX4.3/Ex4_3.sce
new file mode 100644
index 000000000..c8877df7c
--- /dev/null
+++ b/3630/CH4/EX4.3/Ex4_3.sce
@@ -0,0 +1,8 @@
+clc;
+Vf=0.7; //volt
+Vin=10; //volt
+VRs=Vin-Vf; //volt
+RL=1200; //ohm
+Rs=220; //ohm
+VL=-Vin*(RL/(RL+Rs)); //volt
+disp('Vpk',VL,"VL=");//The answers vary due to round off error
diff --git a/3630/CH4/EX4.4/Ex4_4.sce b/3630/CH4/EX4.4/Ex4_4.sce
new file mode 100644
index 000000000..b4e078f3c
--- /dev/null
+++ b/3630/CH4/EX4.4/Ex4_4.sce
@@ -0,0 +1,6 @@
+clc;
+Vin=8; //volt
+RL=6200; //ohm
+Rs=100; //ohm
+VL=Vin*(RL/(RL+Rs)); //volt
+disp('Vpk',VL,"VL=");//The answers vary due to round off error
diff --git a/3630/CH4/EX4.5/Ex4_5.sce b/3630/CH4/EX4.5/Ex4_5.sce
new file mode 100644
index 000000000..8b3a2d31a
--- /dev/null
+++ b/3630/CH4/EX4.5/Ex4_5.sce
@@ -0,0 +1,8 @@
+clc;
+Rd=10; //Ohm
+C1=0.000001; //Farad
+RL=10000; //Ohm
+Tc=5*(Rd*C1);
+Td=5*(RL*C1);
+disp('seconds',Tc,"Tc=");//The answers vary due to round off error
+disp('seconds',Td,"Td=");//The answers vary due to round off error