DC Generators In a D.C. machine stray loss is the sum of Shunt field copper loss and mechanical loss Iron loss and mechanical loss Armature copper loss and iron loss Total copper loss and mechanical loss Shunt field copper loss and mechanical loss Iron loss and mechanical loss Armature copper loss and iron loss Total copper loss and mechanical loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The dc generator that has poorest voltage is Over compounded generator Flat compounded generator Shunt generator Series generator Over compounded generator Flat compounded generator Shunt generator Series generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Insulating varnish Mica Graphite Paper Insulating varnish Mica Graphite Paper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The ideal commutation in a coil is not possible because each coil has Capacitance Resistance Inductance None of the listed here Capacitance Resistance Inductance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ Carbon is cheap Contact resistance is decreased Carbon lubricates and polishes the commutator None of the listed here Carbon is cheap Contact resistance is decreased Carbon lubricates and polishes the commutator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature core of a D.C. generator is usually made of Copper Cast-iron Nonferrous material Silicon steel Copper Cast-iron Nonferrous material Silicon steel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS