DC Generators The field coil of dc generator are usually made of Carbon Copper Mica Cast iron Carbon Copper Mica Cast iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 0.1 V 2 V 20 V 10 V 0.1 V 2 V 20 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generator provides approximately constant voltage from no load to full load? Series Flat compounded Shunt Over compounded Series Flat compounded Shunt Over compounded ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine having 10 poles is rotating at a speed of 10 revolution per second. The number of hysteresis loops formed per second is ______ 50 150 100 10 50 150 100 10 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of dc machines, mechanical losses are primary function of Speed Voltage None of the listed here Current Speed Voltage None of the listed here Current ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc generator is laminated to Reduce the bulk Reduce eddy current loss Insulate the core Provide the bulk Reduce the bulk Reduce eddy current loss Insulate the core Provide the bulk ANSWER DOWNLOAD EXAMIANS APP