2 files changed, 39 insertions, 0 deletions
diff --git a/698/CH15/EX15.12/1_parameters_of_brake_drum.txt b/698/CH15/EX15.12/1_parameters_of_brake_drum.txt
new file mode 100644
index 000000000..e12c5b3fd
--- /dev/null
+++ b/698/CH15/EX15.12/1_parameters_of_brake_drum.txt
@@ -0,0 +1,11 @@
+(a) N = 2083 N
+
+(b) For clockwise rotation, F = 805 N
+
+(c) For clockwise rotation, F = 861 N
+
+(d) For self locking, c>=a/f
+	=1.2 m
+
+(e) Hg = 11.8 kW
+
diff --git a/698/CH15/EX15.12/P12_overheating_of_brake.sce b/698/CH15/EX15.12/P12_overheating_of_brake.sce
new file mode 100644
index 000000000..ad4b8dd9b
--- /dev/null
+++ b/698/CH15/EX15.12/P12_overheating_of_brake.sce
@@ -0,0 +1,28 @@
+clc
+//Example 15.12
+// Overheating of brake
+
+//------------------------------------------------------------------------------
+//Given Data:
+
+C=39
+delta_T=165
+Hd=70e3
+d=0.45
+b=0.1
+
+res12= mopen(TMPDIR+'12_overheating_of_brake.txt','wt')
+
+Ar= Hd/(C*delta_T)
+mfprintf(res12,'Area (required) = %0.2f m^2\n',Ar)
+
+A=0.5*%pi*d*b
+mfprintf(res12,'Area (available) = %0.2f m^2\n',A)
+
+mfprintf(res12,'Area (required) < Area (available)\n\tThe drum will overheat')
+
+mclose(res12);
+editor(TMPDIR+'12_overheating_of_brake.txt')
+
+//------------------------------------------------------------------------------
+//--------------------------------End of program--------------------------------
+\ No newline at end of file