DC Motors In the dc motor the iron losses occur in Armature Field Commutator Brushes Armature Field Commutator Brushes ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a series motor at no load is Infinity 1000 rpm 2000 rpm 4000 rpm Infinity 1000 rpm 2000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor if the back emf is absent Motor will run at very slow speed Motor will burn Motor will not run at all Motor will run at very high speed Motor will run at very slow speed Motor will burn Motor will not run at all Motor will run at very high speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors The dirction of rotation of a dc series motor can be changed by Either of Interchanging field or Interchanging supply None of the listed here Interchanging supply terminals Interchanging field terminals Either of Interchanging field or Interchanging supply None of the listed here Interchanging supply terminals Interchanging field terminals ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following application requires high starting torque? Locomotive Centrifugal pump Lathe machine Air blower Locomotive Centrifugal pump Lathe machine Air blower ANSWER DOWNLOAD EXAMIANS APP
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