summaryrefslogtreecommitdiff
path: root/1445/CH8/EX8.31
diff options
context:
space:
mode:
authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
commit7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch)
treedbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1445/CH8/EX8.31
parentb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff)
downloadScilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz
Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2
Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip
initial commit / add all books
Diffstat (limited to '1445/CH8/EX8.31')
-rw-r--r--1445/CH8/EX8.31/ch8_ex_31.sce26
1 files changed, 26 insertions, 0 deletions
diff --git a/1445/CH8/EX8.31/ch8_ex_31.sce b/1445/CH8/EX8.31/ch8_ex_31.sce
new file mode 100644
index 000000000..0fc0fecfb
--- /dev/null
+++ b/1445/CH8/EX8.31/ch8_ex_31.sce
@@ -0,0 +1,26 @@
+//CHAPTER 8- DIRECT CURRENT MACHINES
+//Example 31
+
+disp("CHAPTER 8");
+disp("EXAMPLE 31");
+
+//VARIABLE INITIALIZATION
+r_a=0.1; //combined resistance of armature & field resistance in Ohms
+v_t=230; //in Volts
+I_a1=100; //in Amperes
+N1=1000; //in rpm
+I_a2=200; //in Amperes
+ratio=1.2; //ratio of Φ2:Φ1=1.2
+
+//SOLUTION
+E_b1=v_t-(I_a1*r_a); //numerator of LHS according to the book
+E_b2=v_t-(I_a2*r_a); //denominator of LHS according to the book
+N2=(E_b2/E_b1)*(1/ratio)*N1;
+N2=round(N2); //to round off the value
+disp(sprintf("The new speed of the armature is %d rpm",N2));
+
+//END
+
+
+
+