DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 9.1% 2.8% 11.3% 4.5% 9.1% 2.8% 11.3% 4.5% ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine having 10 poles is rotating at a speed of 10 revolution per second. The number of hysteresis loops formed per second is ______ 10 150 50 100 10 150 50 100 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field coil of dc generator are usually made of Mica Cast iron Carbon Copper Mica Cast iron Carbon Copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, the eddy current power loss is 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 Directly proportional to sqaure of thickness of each lamination 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 1 Ω 0.5 Ω 0.055 Ω 0.025 Ω 1 Ω 0.5 Ω 0.055 Ω 0.025 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators The effect of armature reaction is to Make the air gap flux uniform Increase the total flux Decrease the total flux None of the listed here Make the air gap flux uniform Increase the total flux Decrease the total flux None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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