DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 2.8% 11.3% 4.5% 9.1% 2.8% 11.3% 4.5% 9.1% ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Type of winding Amount of current to be collected Voltage Speed of armature Type of winding Amount of current to be collected Voltage Speed of armature ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a practical dc generator, mechanical efficiency is Less than electrical efficiency Equal to electrical efficiency More than electrical efficiency None of the listed here Less than electrical efficiency Equal to electrical efficiency More than electrical efficiency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine carries ______ pole flux. Two times the One-half of None of the listed here Three times Two times the One-half of None of the listed here Three times ANSWER DOWNLOAD EXAMIANS APP
DC Generators Wave wound generators provide More current and more voltage None of the listed here Less current but more voltage More current but less voltage More current and more voltage None of the listed here Less current but more voltage More current but less voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be The same as rated voltage High Zero Small The same as rated voltage High Zero Small ANSWER DOWNLOAD EXAMIANS APP