1 files changed, 12 insertions, 0 deletions
diff --git a/1694/CH2/EX2.7/EX2_7.sce b/1694/CH2/EX2.7/EX2_7.sce
new file mode 100644
index 000000000..55433e6c4
--- /dev/null
+++ b/1694/CH2/EX2.7/EX2_7.sce
@@ -0,0 +1,12 @@
+clear;
+clc;
+printf("\nEx2.7\n");
+//page no.-57
+//given
+h=6.6*10^-34;...............//planck constant in Joule-sec
+m=9.1*10^-31;..................//mass of e in kg
+c=3*10^8;....................//speed in m/sec
+
+lambda=h/(m*c)................//wavelength in angstrom
+
+printf("\nwavelength of quantum of energy is 0.0244 angstrom\n");