1 files changed, 16 insertions, 0 deletions
diff --git a/3754/CH21/EX21.5/21_5.sce b/3754/CH21/EX21.5/21_5.sce
new file mode 100644
index 000000000..7c572fa71
--- /dev/null
+++ b/3754/CH21/EX21.5/21_5.sce
@@ -0,0 +1,16 @@
+clear//
+
+//Variables
+
+TON = 30.0            //Chopper ON time (in milli-second)
+TOFF = 10.0           //Chopper OFF time (in milli-second)   
+
+//Calculation
+
+T = TON + TOFF        //Total time (in milli-second)
+cdc = TON / T         //Chopper duty cycle
+f = 1 / T             //Chopping frequency (in Hertz)
+
+//Result
+
+printf("\n Chopper duty cycle is  %0.3f .\nChopping frequency is  %0.3f  Hz.",cdc,f*10**3)