DC Generators Current versus time graph for an ideal commutation is a Parabola Hydrobola Straight line None of the listed here Parabola Hydrobola Straight line None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators In lap winding, the number of brushes is always Half the number of poles Same as the number of poles Double the number of poles Two Half the number of poles Same as the number of poles Double the number of poles Two ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generating machine will offer constant voltage on all loads? Self-excited generator Separately excited generator All of these Level compounded generator Self-excited generator Separately excited generator All of these Level compounded generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Speed of armature Type of winding Voltage Amount of current to be collected Speed of armature Type of winding Voltage Amount of current to be collected 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 40 percent 5 percent 10 percent 25 percent 40 percent 5 percent 10 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, armature reaction _____ pole tip. None of the listed here Weaknes the flux at the leading Strengthns the flux at the leading Weaknes the flux at the trailing None of the listed here Weaknes the flux at the leading Strengthns the flux at the leading Weaknes the flux at the trailing ANSWER DOWNLOAD EXAMIANS APP
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