DC Motors D.C. series motors are used Where load changes frequently Where load is constant None of these Where constant operating speed is needed Where load changes frequently Where load is constant None of these Where constant operating speed is needed 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 Faraday's law Fleming's left hand rule Lenz's law Coloumb's law Faraday's law Fleming's left hand rule ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following application requires high starting torque? Air blower Lathe machine Locomotive Centrifugal pump Air blower Lathe machine Locomotive Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
DC Motors The iron loss in dc motor depends on None of the listed here Speed only Both flux and speed Flux only None of the listed here Speed only Both flux and speed Flux only ANSWER DOWNLOAD EXAMIANS APP
DC Motors At the instant of starting when a D.C. motor is put on supply, it behaves like A capacitive circuit A low resistance circuit A highly resistive circuit None of these A capacitive circuit A low resistance circuit A highly resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating pole winding is connected in None of the listed here Parallel with the armature Series with the armature Series-parallel with the armature None of the listed here Parallel with the armature Series with the armature Series-parallel with the armature ANSWER DOWNLOAD EXAMIANS APP
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