initial commit / add all books

1 files changed, 14 insertions, 0 deletions

diff --git a/1847/CH2/EX2.57/Ch02Ex57.sce b/1847/CH2/EX2.57/Ch02Ex57.sce
new file mode 100755
index 000000000..cf857619e
--- /dev/null
+++ b/1847/CH2/EX2.57/Ch02Ex57.sce
@@ -0,0 +1,14 @@
+// Scilab Code Ex2.57: : Page-2.47(2009)
+clc; clear;
+R = 1;      // For simplicity assume radius of curvature of the lens to be unity, cm
+n = 30;      // Order of 3rd Newton ring
+D_30 = 1;   // Assume diameter of thirtieth ring to be unity, cm
+// As D_30^2 = 4*n*R*lambda, solving for lambda
+lambda = D_30^2/(4*n*R);    // Wavelength of light used, cm
+D_n = 3*D_30;       // Diameter of nth dark ring having thrice the diameter of the thirtieth ring, cm
+n = D_n^2/(4*R*lambda);     // Order of a dark ring having thrice the diameter of the thirtieth ring
+
+printf("\nThe order of the dark ring having thrice the diameter of the thirtieth ring = %3d", n);
+
+// Result
+// The order of the dark ring having thrice the diameter of the thirtieth ring = 270