DC Generators In a cummulative compounded generator the shunt and series fields ______ each other. Aid Sometime aid, sometime oppose None of the listed here Oppose Aid Sometime aid, sometime oppose None of the listed here Oppose ANSWER DOWNLOAD EXAMIANS APP
DC Generators The size of a dc generator can be reduced by using ______ Lap winding High resistance winding material Magnetic material of high permeability Iron commutator Lap winding High resistance winding material Magnetic material of high permeability Iron commutator ANSWER DOWNLOAD EXAMIANS APP
DC Generators For the same rating, a dc machine has_______ an ac machines. More weight than The same weight as None of the listed here Less weight than More weight than The same weight as None of the listed here Less weight than ANSWER DOWNLOAD EXAMIANS APP
DC Generators For a D.C. machines laboratory following type of D.C. supply will be suitable Synchronous motor D.C. generator set Induction motor D.C. generator set Mercury are rectifier Rotary converter Synchronous motor D.C. generator set Induction motor D.C. generator set Mercury are rectifier Rotary converter ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Has all above features Has exciting current independent of load current Is amenable to better voltage control Is more stable Has all above features Has exciting current independent of load current Is amenable to better voltage control Is more stable ANSWER DOWNLOAD EXAMIANS APP
DC Generators The bearings used to support the rotor shafts are generally Ball bearings Needle bearings Bush bearings Magnetic bearings Ball bearings Needle bearings Bush bearings Magnetic bearings ANSWER DOWNLOAD EXAMIANS APP
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