initial commit / add all books

2 files changed, 25 insertions, 0 deletions

diff --git a/431/CH4/EX4.26/EX4_26.sce b/431/CH4/EX4.26/EX4_26.sce
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+//Calculate starting line current and starting torque

+//Chapter 4

+//Example 4.26

+//page 330

+clear;

+clc; 

+disp("Example 4.26")

+V=400;                //supply voltage in volts

+f=50;                    //frequency in hertz

+Id=75;                    //current taken when delta-connected in amperes

+printf("current taken when delta-connected=%dA",Id);

+Is=Id/3;                    //current taken when star-connected in amperes

+printf("\ncurrent taken when star-connected=%dA",Is);

+//Tfl be the full load torque

+//r=Ts/Tfl

+r=1.5;

+//since voltage becomes (1/sqrt(3)) when star connected 

+//torque is directly proportional to square of voltage

+printf("\nStarting torque with winding star connected=%f times of Tfl",(r/3));

+

diff --git a/431/CH4/EX4.26/resultEX4_26.txt b/431/CH4/EX4.26/resultEX4_26.txt
new file mode 100755
index 000000000..35b30d0c5
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+  

+ Example 4.25   

+current taken when delta-connected=75A

+current taken when star-connected=25A

+Starting torque with winding star connected=0.500000 times of Tfl 
\ No newline at end of file