DC Generators If a self excited D.C. generator after being installed, fails to build up on its first trial run, the first thing to do is to reverse the field connections increase the speed of primemover check armature insulation resistance increase the field resistance reverse the field connections increase the speed of primemover check armature insulation resistance increase the field resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that It is expensive Generated voltage is small Shunt field circuit has high resistance Terminal voltage drops considerably It is expensive Generated voltage is small Shunt field circuit has high resistance Terminal voltage drops considerably ANSWER DOWNLOAD EXAMIANS APP
DC Generators Number of tapings for each equalizer ring is equal to Number of commutator segments Number of pole pairs Number of poles Number of parallel paths Number of commutator segments Number of pole pairs Number of poles Number of parallel paths ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is ______ winding. None of the listed here An open circuit A closed circuit Partly open circuit and partly closed circuit None of the listed here An open circuit A closed circuit Partly open circuit and partly closed circuit ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, the eddy current power loss is Directly proportional to sqaure of thickness of each lamination Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination None of the listed here Directly proportional to sqaure of thickness of each lamination Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Type of winding Voltage Amount of current to be collected Speed of armature Type of winding Voltage Amount of current to be collected Speed of armature ANSWER DOWNLOAD EXAMIANS APP
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