1 files changed, 40 insertions, 0 deletions
diff --git a/3760/CH1/EX1.5/Ex1_5.sce b/3760/CH1/EX1.5/Ex1_5.sce
new file mode 100644
index 000000000..919be6efe
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+clc;
+v1=240; // high voltage side voltage
+v2=120; // low voltage side voltage
+f1=50; // frequency in Hz
+disp('v1 is directly proportional to product of frequency and maximum flux. considering q1 be maximum flux for v1 and q2 be maximum flux for v11 then Q=q2/q1 can be calculated as follow ')
+disp('case a')
+v11=240; // new supply voltage  
+f2=40; // new supply frequency
+Q=(v11*f1)/(v1*f2);
+v22=(v2*f2*Q)/f1; 
+printf('secondary voltage for case a is %f v\n',v22);
+disp('case b')
+v11=120; // new supply voltage  
+f2=25; // new supply frequency
+Q=(v11*f1)/(v1*f2);
+v22=(v2*f2*Q)/f1; 
+printf('secondary voltage for case a is %f v\n',v22);
+disp('case c')
+v11=120; // new supply voltage  
+f2=50; // new supply frequency
+Q=(v11*f1)/(v1*f2);
+v22=(v2*f2*Q)/f1; 
+printf('secondary voltage for case a is %f v\n',v22);
+disp('case d')
+v11=480; // new supply voltage  
+f2=50; // new supply frequency
+Q=(v11*f1)/(v1*f2);
+v22=(v2*f2*Q)/f1; 
+printf('secondary voltage for case a is %f v\n',v22);
+disp('case e')
+v11=240; // new supply voltage  
+f2=0; // new supply frequency
+disp('since frequency is zero. Source is a DC source so a very  high current will flow in primary side which will damage the transformer and the secondary induced emf is zero ')
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