diff options
Diffstat (limited to '2297/CH6/EX6.7/Ex6_7.sce')
| -rwxr-xr-x | 2297/CH6/EX6.7/Ex6_7.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/2297/CH6/EX6.7/Ex6_7.sce b/2297/CH6/EX6.7/Ex6_7.sce new file mode 100755 index 000000000..b9a4a3356 --- /dev/null +++ b/2297/CH6/EX6.7/Ex6_7.sce @@ -0,0 +1,20 @@ +//Example 6.7// resistance +clc; +clear; +close; +format('v',6) +n=1000;//turns in rpm +ra=0.3;//armature resistance in ohms +rf=40;//field resistance in ohms +it=5;//field current in amperes +if1=4;//field current in amperes +e1=220;//emf in volts +e2=200;//emf in volts +ia=35;//armature current in amperes +eb=(e1-(ia*ra));//emf in volts +x=((eb-e2)/(it*if1));//additional field current in amperes +ce=e1-e2;//change in emf in volts +ix=if1+x;//total current in amperes +rt=(e1/ix);//total resistance in ohms +adr=rt-rf;//additional resistance required in ohms +disp(adr,"additional resistance required is,(Ohm)=") |