diff options
Diffstat (limited to '3745/CH1/EX1.17/Ex1_17.sce')
-rw-r--r-- | 3745/CH1/EX1.17/Ex1_17.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/3745/CH1/EX1.17/Ex1_17.sce b/3745/CH1/EX1.17/Ex1_17.sce new file mode 100644 index 000000000..4348ce692 --- /dev/null +++ b/3745/CH1/EX1.17/Ex1_17.sce @@ -0,0 +1,26 @@ +// Ex 17 Page 358 + +clc;clear;close; +// Given +R=80;//ohm +V=2;//V +l=50;//cm +vd=.1;//V +emf=1.43;//V +Rc=850;//ohm +sg=17.5;//mm/uA +df=1;//mm + + +I=R/V;//A +Rw=vd/I;//ohm (Resistance of side wire) +Id=df/sg*10**-6;//A (current for 1mm deflection) +el=1/sg*Rc;//uV +printf("The limit of error = %.1f uV",el) +Rw1=0.2/l*Rw;//ohm (for 2cm slide wire) +dV=I*Rw1*1000;//mV (Change in voltage from null point) +r1=emf/I;//ohm (tapped portion) +r2=r1*22.8/R;//ohm +Ig=dV/1000/(Rc+r2);//A +d=dV/1000/(Rc+r2)/Id;//mm +printf("\n Deflection = %.1f mm",d) |