DC Generators Permeance is the reciprocal of Resistance Ampere turns Reluctance Flux density Resistance Ampere turns Reluctance Flux density ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine is made of Silicon steel Aluminum Soft iron Cast steel Silicon steel Aluminum Soft iron Cast steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators The size of a dc generator can be reduced by using ______ Magnetic material of high permeability Iron commutator Lap winding High resistance winding material Magnetic material of high permeability Iron commutator Lap winding High resistance winding material 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 Fail to excite Excite to one half of full voltage Excite to full voltage None of the listed here Fail to excite Excite to one half of full voltage Excite to full voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field coil of dc generator are usually made of Copper Carbon Cast iron Mica Copper Carbon Cast iron Mica ANSWER DOWNLOAD EXAMIANS APP
DC Generators As a result of armature reaction, the reduction in the total mutual air gap flux in a D.C. generator is approximately 10 percent 25 percent 5 percent 40 percent 10 percent 25 percent 5 percent 40 percent ANSWER DOWNLOAD EXAMIANS APP
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