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 1 Ω 0.025 Ω 0.055 Ω 0.5 Ω 1 Ω 0.025 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator is maximum when its variable loss is Equal to double the constant loss None of the listed here Equal to half of constant loss Equal to Constant loss Equal to double the constant loss None of the listed here Equal to half of constant loss Equal to Constant loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators As a result of armature reaction, the reduction in the total mutual air gap flux in a D.C. generator is approximately 25 percent 5 percent 40 percent 10 percent 25 percent 5 percent 40 percent 10 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Armature resistance drop Armature reaction Field weakening due to armature reaction and armature Commutation Armature resistance drop Armature reaction Field weakening due to armature reaction and armature Commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, the eddy current power loss is None of the listed here Directly proportional to sqaure of thickness of each lamination Inversely proprtional to thickness of each lamination Directly proportional to thickness of each lamination None of the listed here Directly proportional to sqaure of thickness of each lamination Inversely proprtional to thickness of each lamination Directly proportional to thickness of each lamination ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Length of conductor Number of conductors Cross sectional area of the conductor All of the listed here Length of conductor Number of conductors Cross sectional area of the conductor All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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