DC Generators Small dc machines generally have _____ poles. 4 2 8 6 4 2 8 6 ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by Both (A) and (B) Permanent magnets None of these Electromagnets Both (A) and (B) Permanent magnets None of these Electromagnets ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature reaction in a dc generator can be increased by increasing the None of the listed here Field current Data is insufficient Armature current None of the listed here Field current Data is insufficient Armature current ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Mica Graphite Insulating varnish Paper Mica Graphite Insulating varnish Paper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a series generator is 150 V when the load current is 5 A. If the load current is increased to 10 A, the terminal voltage will be Greater than 150 V 150 V Less than 150 V None of these Greater than 150 V 150 V Less than 150 V None of these 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 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 None of the listed here Excite to full voltage ANSWER DOWNLOAD EXAMIANS APP