DC Generators The brush voltage drop in dc machine is about _______ 20 V 0.1 V 2 V 10 V 20 V 0.1 V 2 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Laminations of core are generally made of Silicon steel Carbon Stainless steel Case iron Silicon steel Carbon Stainless steel Case iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators While applying Fleming's right-hand rule to and the direction of induced e.m.f., the thumb points towards Direction of induced e.m.f. Direction of motion of conductor, if forefinger points along the lines of flux Direction of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of motion of conductor, if forefinger points along the lines of flux Direction of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. ANSWER DOWNLOAD EXAMIANS APP
DC Generators The purpose of providing dummy coils in a generator is To reduce eddy current losses To provide mechanical balance for the rotor To enhance flux density To amplify voltage To reduce eddy current losses To provide mechanical balance for the rotor To enhance flux density To amplify voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a short shunt compound wound generator, the shunt field is connected in parallel with Parallel combination of armature and series field Armature Series combination of armature and series field Series field Parallel combination of armature and series field Armature Series combination of armature and series field Series field ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the value of shunt field resistance of a shunt generator is greater than the critical resistance, the generator will Fail to excite Excite to one half of full voltage None of the listed here Excite to full voltage Fail to excite Excite to one half of full voltage None of the listed here Excite to full voltage ANSWER DOWNLOAD EXAMIANS APP
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