diff options
Diffstat (limited to '3685/CH22/EX22.6')
| -rw-r--r-- | 3685/CH22/EX22.6/Ex22_6.sce | 13 | ||||
| -rw-r--r-- | 3685/CH22/EX22.6/Ex22_6.txt | 4 |
2 files changed, 17 insertions, 0 deletions
diff --git a/3685/CH22/EX22.6/Ex22_6.sce b/3685/CH22/EX22.6/Ex22_6.sce new file mode 100644 index 000000000..6f803f6a6 --- /dev/null +++ b/3685/CH22/EX22.6/Ex22_6.sce @@ -0,0 +1,13 @@ +clc
+// Given that
+F = .90 // Fraction of electrons leaving the cathode ray reach the anode without making a collision
+x = 0.2 // Distance between cathode ray and anode in m
+d = 3.6e-10 // Diameter of ion in m
+t = 2000 // Temperature of electron in K
+printf("\n Example 22.6 \n")
+lambda = x/(log(1/F))
+sigma = %pi*(d^2)
+n = 4/(sigma*lambda)
+p = n*(1.38*10^-23)*(t)
+printf("\n Pressure in the cathode ray tube = %f Pa",p)
+
diff --git a/3685/CH22/EX22.6/Ex22_6.txt b/3685/CH22/EX22.6/Ex22_6.txt new file mode 100644 index 000000000..ea9f0f439 --- /dev/null +++ b/3685/CH22/EX22.6/Ex22_6.txt @@ -0,0 +1,4 @@ +
+ Example 22.6
+
+ Pressure in the cathode ray tube = 0.142844 Pa
\ No newline at end of file |