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clc
clear
disp('example 14.1')
p=100 //rating of alternater
sd=0.04 //speed of alrternator drops
df=-0.1 //change in frequency and drops so -ve
f=50 //frequency is 50hz
r=sd*f/p //r in hz/MW
dp=-(df)/r
printf("speed regulation of alternator is %.2fHz/MW \n change in power output %dMW",r,dp)
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