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Diffstat (limited to '3850/CH42/EX42.2/Ex42_2.sce')
| -rw-r--r-- | 3850/CH42/EX42.2/Ex42_2.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/3850/CH42/EX42.2/Ex42_2.sce b/3850/CH42/EX42.2/Ex42_2.sce new file mode 100644 index 000000000..2252497b5 --- /dev/null +++ b/3850/CH42/EX42.2/Ex42_2.sce @@ -0,0 +1,18 @@ + +//To Find the Maximum Wavelength of Light that can cause Photooelectric Effect in Lithium
+
+//Example 42.2
+
+clear;
+
+clc;
+
+h=4.14*10^-15;//Plank's Constant in eV-s
+
+c=3*10^8;//Speed of Light in m/s
+
+phi=2.5;//Work Function of Lithium in eV
+
+l=h*c/phi;//Threshold Wavelength in metres
+
+printf("Maximum Wavelength of Light to cause Photoelectric Effect in Lithium = %.0f nm",l*10^9);
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