initial commit / add all books

2 files changed, 22 insertions, 0 deletions

diff --git a/446/CH3/EX3.5/3_5.sce b/446/CH3/EX3.5/3_5.sce
new file mode 100755
index 000000000..ea931e962
--- /dev/null
+++ b/446/CH3/EX3.5/3_5.sce
@@ -0,0 +1,12 @@
+clear 

+clc

+disp('Exa-3.5(a)');

+T1=293; Kw=2.898*10^-3;

+w1=Kw/T1;

+printf('The wavelength at which emits maximum radiation is %.2f um.\n',w1*10^6);

+disp('Exa-3.5(b)');

+w2=650*10^-9; 

+T2=Kw/w2;

+printf('The temperature of the object must be raised to %.0f K.\n',T2);

+disp('Exa-3.5(c)');

+x=(T2/T1)^4; printf('Thus the thermal radiation at higher temperature is %.2e times the room (lower) tempertaure.\n',x);
\ No newline at end of file
diff --git a/446/CH3/EX3.5/3_5.txt b/446/CH3/EX3.5/3_5.txt
new file mode 100755
index 000000000..19f829576
--- /dev/null
+++ b/446/CH3/EX3.5/3_5.txt
@@ -0,0 +1,10 @@
+  

+ Exa-3.5(a)   

+The wavelength at which emits maximum radiation is 9.89 um.

+ 

+ Exa-3.5(b)   

+The temperature of the object must be raised to 4458 K.

+ 

+ Exa-3.5(c)   

+Thus the thermal radiation at higher temperature is 5.36e+004 times the room (lower) tempertaure.

+ 
\ No newline at end of file