diff options
Diffstat (limited to '2561/CH8/EX8.5')
| -rwxr-xr-x | 2561/CH8/EX8.5/Ex8_5.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/2561/CH8/EX8.5/Ex8_5.sce b/2561/CH8/EX8.5/Ex8_5.sce new file mode 100755 index 000000000..c3de6f8dc --- /dev/null +++ b/2561/CH8/EX8.5/Ex8_5.sce @@ -0,0 +1,20 @@ +//Ex8_5
+clc
+Av=1*10^(5)
+disp("Av= "+string(Av)) //Voltage gain
+RF=100*10^(3)
+disp("RF= "+string(RF)+ " ohm") //Feedback resistance
+RM=10*10^(3)
+disp("RM= "+string(RM)+ " ohm") // D.C Ammeter internal resistance
+is=10*10^(-6)
+disp("is = "+string(is)+" ampere") // Source current
+vo=is*RF
+disp("vo=is*RF= "+string(vo)+" volts") // output voltage
+S=vo/is
+disp("S=vo/is= "+string(S)+" V/A") // Sensitivity of Ammeter
+Rif=RF/(1+Av)
+disp("Rif=RF/(1+Av)= "+string(Rif)+ " ohm") //Input resistance of OP-AMP
+im=100*10^(-6)
+disp("im = "+string(im)+" ampere") // Meter Full-Scale deflection current
+RF=(im*RM)/is
+disp("RF=(im*RM)/is= "+string(RF)+ " ohm") // New required Feedback resistance for im=100 micro ampere
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