DC Motors The dirction of rotation of a dc series motor can be changed by Interchanging supply terminals Either of Interchanging field or Interchanging supply Interchanging field terminals None of the listed here Interchanging supply terminals Either of Interchanging field or Interchanging supply Interchanging field terminals None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors D.C. series motors are used Where load changes frequently None of these Where constant operating speed is needed Where load is constant Where load changes frequently None of these Where constant operating speed is needed Where load is constant ANSWER DOWNLOAD EXAMIANS APP
DC Motors In the dc motor the iron losses occur in Brushes Commutator Field Armature Brushes Commutator Field Armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors The greatest percentage of power loss in a dc motor is due to Copper loss Core loss Friction loss Windage loss Copper loss Core loss Friction loss Windage loss ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is best suited for driving Cranes and hoists Shear and punches Machine tools None of the listed here Cranes and hoists Shear and punches Machine tools None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following law can be used to determine the direction of rotation of dc motor? Lenz's law Coloumb's law Fleming's left hand rule Faraday's law Lenz's law Coloumb's law Fleming's left hand rule Faraday's law ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS