initial commit / add all books

2 files changed, 67 insertions, 0 deletions

diff --git a/764/CH12/EX12.14.b/result12_14.txt b/764/CH12/EX12.14.b/result12_14.txt
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+-->//(Brakes) Example 12.14

+ 

+-->//Mass of the flywheel M (kg)

+ 

+-->M = 100

+ M  =

+ 

+    100.  

+ 

+-->//Radius of gyration of the flywheel k (mm)

+ 

+-->k = 350

+ k  =

+ 

+    350.  

+ 

+-->//Speed of the flywheel n (rpm)

+ 

+-->n = 500

+ n  =

+ 

+    500.  

+ 

+-->//Mass of the brake drum m (kg)

+ 

+-->m = 5

+ m  =

+ 

+    5.  

+ 

+-->//Specific heat capacity of the brake drum c (J/kgK)

+ 

+-->c = 460

+ c  =

+ 

+    460.  

+ 

+-->//Final velocity of the flywheel w2 (rad/s)

+ 

+-->w2 = 0

+ w2  =

+ 

+    0.  

+ 

+

+Temperature rise of the brake drum(t) = 7.300885 deg celsius

+

+The printed answer is erroneous

+ 
\ No newline at end of file
diff --git a/764/CH12/EX12.14.b/solution12_14.sce b/764/CH12/EX12.14.b/solution12_14.sce
new file mode 100755
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--- /dev/null
+++ b/764/CH12/EX12.14.b/solution12_14.sce
@@ -0,0 +1,18 @@
+
+//Obtain path of solution file
+path = get_absolute_file_path('solution12_14.sce')
+//Obtain path of data file
+datapath = path + filesep() + 'data12_14.sci'
+//Clear all 
+clc
+//Execute the data file
+exec(datapath)
+//Calculate the initial angular velocity of the flywheel w1 (rad/s)
+w1 = (2 * %pi * n)/60
+//Calculate the KE of the flywheel KE (J)
+KE = 0.5 * M * (k/1000)^2 * (w1^2 - w2^2)
+//Calculate the temperature rise of the drum t (deg celsius)
+t = KE/(m * c)
+//Print results
+printf("\nTemperature rise of the brake drum(t) = %f deg celsius\n",t)
+printf("\nThe printed answer is erroneous\n")