1 files changed, 17 insertions, 0 deletions
diff --git a/3769/CH7/EX7.20/Ex7_20.sce b/3769/CH7/EX7.20/Ex7_20.sce
new file mode 100644
index 000000000..95e038fa2
--- /dev/null
+++ b/3769/CH7/EX7.20/Ex7_20.sce
@@ -0,0 +1,17 @@
+clear
+//Given
+c=4.2                           //KJ/Kg/C
+m=0.2                           //Kg
+a=90
+b=20
+t=30
+V=230
+
+//calculation
+d=a-b
+H=c*m*d
+P=H/t
+I=P/V
+
+//Result
+printf("\n The value of current is %0.2f  A",I*10**3)