2 files changed, 18 insertions, 0 deletions
diff --git a/2243/CH16/EX16.5/Ex16_5.sce b/2243/CH16/EX16.5/Ex16_5.sce
new file mode 100755
index 000000000..7f95249c2
--- /dev/null
+++ b/2243/CH16/EX16.5/Ex16_5.sce
@@ -0,0 +1,16 @@
+clc();
+clear;
+//Given :
+l = 200; // in ft
+b = 50; // in ft
+h = 30;// in ft
+alpha = 0.25; //average absorption coefficient
+V  = l*b*h; // Volume in ft^3
+S = 2*((l*b)+(l*h)+(b*h)); //total surface area in ft^2
+a = alpha*S;// in sabins
+T = (0.049*V)/a; // reverberation time in s
+//400 people present in the auditorium, 1 person is equivalent to 4.5 sabins
+a1 = a+ 400*4.5; // in sabins
+T1 = (0.049*V)/a1;// reverberation time in s
+printf("For auditorium : %.2f s \n",T);
+printf("When people are present %.2f s",T1);
diff --git a/2243/CH16/EX16.5/Res16_5.txt b/2243/CH16/EX16.5/Res16_5.txt
new file mode 100755
index 000000000..a419322c5
--- /dev/null
+++ b/2243/CH16/EX16.5/Res16_5.txt
@@ -0,0 +1,2 @@
+For auditorium : 1.68 s 
+When people are present 1.39 s 
+\ No newline at end of file