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