DC Generators In case of D.C. machine winding, number of commutator segments is equal to Number of armature coils Number of armature conductors Number of armature turns Number of armature coil sides Number of armature coils Number of armature conductors Number of armature turns Number of armature coil sides ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature core of a D.C. generator is usually made of Nonferrous material Copper Silicon steel Cast-iron Nonferrous material Copper Silicon steel Cast-iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators Open circuited armature coil of a D.C. machine is None of these Identified by the scarring of the commutator segment to which open circuited coil is connected Both of the listed here Indicated by a spark completely around the commutator None of these Identified by the scarring of the commutator segment to which open circuited coil is connected Both of the listed here Indicated by a spark completely around the commutator ANSWER DOWNLOAD EXAMIANS APP
DC Generators Brushes of D.C. machines are made of Carbon Hard copper All of above Soft copper Carbon Hard copper All of above Soft copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Speed of armature Type of winding Voltage Amount of current to be collected Speed of armature Type of winding Voltage Amount of current to be collected ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following will not prevent a self excited shunt generator from building upto its full voltage? Wrong direction of rotation Speed too high No residual magnetism Open field Wrong direction of rotation Speed too high No residual magnetism Open field ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS