The critical resistance of a dc shunt generator can be obtained from the slope of the
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For this generator find (i) no load e.m.f. for a total shuntfield resistance of 100 W (ii) the critical field resistance at 1500 r.p.m. and (iii) the magnetization curve at 1200 r.p.m. and therefrom the open-circuit voltage for a fieldresistance of 100 W
For this generator find (i) no load e.m.f. for a total shuntfield resistance of 100 W (ii) the critical field resistance at 1500 r.p.m. and (iii) the magnetization curve at 1200 r.p.m. and therefrom the open-circuit voltage for a fieldresistance of 100 W
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