DC Generators Small dc machines generally have _____ poles. 2 6 8 4 2 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main factor which leads to unstable parallel operation of flat and over compounded generators is unequal number of turns in their series field windings unequal series field resistances their rising voltage characteristics unequal speed regulation of their primemovers unequal number of turns in their series field windings unequal series field resistances their rising voltage characteristics unequal speed regulation of their primemovers ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 0.005 mm 5 m 0.05 mm 0.5 m 0.005 mm 5 m 0.05 mm 0.5 m ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a cummulative compounded generator the shunt and series fields ______ each other. Oppose Sometime aid, sometime oppose None of the listed here Aid Oppose Sometime aid, sometime oppose None of the listed here Aid ANSWER DOWNLOAD EXAMIANS APP
DC Generators In lap winding, the number of brushes is always Same as the number of poles Double the number of poles Half the number of poles Two Same as the number of poles Double the number of poles Half the number of poles Two ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the value of shunt field resistance of a shunt generator is greater than the critical resistance, the generator will None of the listed here Excite to full voltage Fail to excite Excite to one half of full voltage None of the listed here Excite to full voltage Fail to excite Excite to one half of full voltage ANSWER DOWNLOAD EXAMIANS APP
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