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-rw-r--r--3636/CH1/EX1.1/Ex1_1.sce13
-rw-r--r--3636/CH1/EX1.1/Ex1_1.txt1
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diff --git a/3636/CH1/EX1.1/Ex1_1.sce b/3636/CH1/EX1.1/Ex1_1.sce
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+clc;
+clear;
+V=20000 //potential in Volts
+e=1.602*10^-19 //electronic charge in C
+m=9.1*10^-31 //mass of electron in kg
+c=3*10^8 //speed of light in m/s
+
+//Calculation
+u=sqrt((2*V*e)/m) //speed u after acceleration through a potential V in m/s
+mu=1/sqrt(1-(u/c)^2) //mass of electron moving with velocity mu in kg
+delm=mu-1 //change in mass
+
+mprintf("The percentage change in mass of the electron is %1.1f %%",delm*100)
diff --git a/3636/CH1/EX1.1/Ex1_1.txt b/3636/CH1/EX1.1/Ex1_1.txt
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+ The percentage change in mass of the electron is 4.2 % \ No newline at end of file