DC Generators ______ dc machine are most common. 8 pole 2 pole 4 pole 6 pole 8 pole 2 pole 4 pole 6 pole ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator is maximum when its variable loss is Equal to Constant loss Equal to half of constant loss Equal to double the constant loss None of the listed here Equal to Constant loss Equal to half of constant loss Equal to double the constant loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Commutator pitch Front pitch Back pitch None of the listed here Commutator pitch Front pitch Back pitch None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generator provides approximately constant voltage from no load to full load? Flat compounded Series Over compounded Shunt Flat compounded Series Over compounded Shunt ANSWER DOWNLOAD EXAMIANS APP
DC Generators A 4-pole , lap wound dc shunt generator has an armature winding consisting of 220 turns each of 0.004 Ω. The armature resistance is 0.055 Ω 0.5 Ω 0.025 Ω 1 Ω 0.055 Ω 0.5 Ω 0.025 Ω 1 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Graphite Insulating varnish Paper Mica Graphite Insulating varnish Paper Mica ANSWER DOWNLOAD EXAMIANS APP
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