DC Motors The speed of a series motor at no load is 4000 rpm 2000 rpm 1000 rpm Infinity 4000 rpm 2000 rpm 1000 rpm Infinity ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a dc motor is comnected across the AC supply it will Run at lower speed Burn due to heat produced in the field winding by eddy currents Not run Run at normal speed Run at lower speed Burn due to heat produced in the field winding by eddy currents Not run Run at normal speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors Compensating winding in a dc machine is placed On yoke in the pole faces On yoke in the interpolar gap On armature None of the listed here On yoke in the pole faces On yoke in the interpolar gap On armature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a _____ motor is practically constant. Series Cumulatively compounded Shunt Differentially compounded Series Cumulatively compounded Shunt Differentially compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors During rheostat braking of dc series motor Motor is run as a generator None of the listed here Motor is run at reduced speed Motor is reversed in direction Motor is run as a generator None of the listed here Motor is run at reduced speed Motor is reversed in direction ANSWER DOWNLOAD EXAMIANS APP
DC Motors In the dc motor the iron losses occur in Armature Commutator Brushes Field Armature Commutator Brushes Field ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS