DC Generators Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator? Equalizer rings Eye bolt Dummy coils Commutator Equalizer rings Eye bolt Dummy coils Commutator ANSWER DOWNLOAD EXAMIANS APP
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 check armature insulation resistance increase the speed of primemover increase the field resistance reverse the field connections check armature insulation resistance increase the speed of primemover increase the field resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that 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 It is expensive ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Back pitch Front pitch Commutator pitch None of the listed here Back pitch Front pitch Commutator pitch None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage Will be less than 250 V None of these Will always be 250 V May be greater or less than 250 V Will be less than 250 V None of these Will always be 250 V May be greater or less than 250 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Wave wound generators provide More current and more voltage More current but less voltage Less current but more voltage None of the listed here More current and more voltage More current but less voltage Less current but more voltage None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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