DC Generators In a cummulative compounded generator the shunt and series fields ______ each other. Oppose None of the listed here Aid Sometime aid, sometime oppose Oppose None of the listed here Aid Sometime aid, sometime oppose ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Pulsating Flat topped Triangular Sinusoidal Pulsating Flat topped Triangular Sinusoidal ANSWER DOWNLOAD EXAMIANS APP
DC Generators To avoid formation of grooves in the commutator of a D.C. machine All of these The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving The brushes of same polarity should track each other All of these The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving The brushes of same polarity should track each other ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator is maximum when its variable loss is 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 Equal to double the constant loss 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 ______ 100 150 50 10 100 150 50 10 ANSWER DOWNLOAD EXAMIANS APP
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