From 7bc77cb1ed33745c720952c92b3b2747c5cbf2df Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Sat, 3 Feb 2018 11:01:52 +0530
Subject: Added new code

---
 3830/CH7/EX7.20/Ex7_20.sce | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 3830/CH7/EX7.20/Ex7_20.sce

(limited to '3830/CH7/EX7.20')

diff --git a/3830/CH7/EX7.20/Ex7_20.sce b/3830/CH7/EX7.20/Ex7_20.sce
new file mode 100644
index 000000000..0f1e70d5b
--- /dev/null
+++ b/3830/CH7/EX7.20/Ex7_20.sce
@@ -0,0 +1,22 @@
+// Exa 7.20
+
+clc;
+clear;
+
+// Given
+
+// A Capacitence Transducer
+A = 5*10^-4; // Area in m^2
+C = 9.5*10^-12; // Capacitence in farad
+er = 81; //  Relative dielectric constant
+e0 = 8.854*10^-12; // Absolute dielectric constant in F/m
+
+// Solution
+
+// C = e0*er*A/d;
+// Therefore
+d = e0*er*A/C;
+printf('The plate separation d = %.2f mm \n',d*10^3);
+S = e0*er*A/d^2;
+
+printf(' Sensitivity s = %.3f * 10^-8 F/m \n',S*10^8);
-- 
cgit