While doing regular checks on the dc machine with the lap connected winding, it is reported to have ammeter fluctuations, this can be due to  

Related MCQs

• While doing regular checks on the dc machine with the lap connected winding, it is reported to have ammeter fluctuations, this can be due to                    
• A 200V dc machine has 4 poles and 40 coils, having simplex lap winding. The number of commutator segments which required in the given machine will be?
• The simplex lap winding has the range of winding pitch of  
• The simplex lap winding has the range of winding pitch of                    
• A 6-pole lap wound DC generator has a developed power of P watts and brush voltage of E volts. Three adjacent brushes of the machine had been found worn out and got open circuited. If the machine is operated with the remaining brushes, voltage and power that could be obtained from the machine are                    
• With a P-pole DC machine with armature current Ia, the current per brush arm for a lap connected windings is?
• The commutator pitch for a simplex lap winding is equal to                    
• Which winding is mostly used winding in the single phase induction motor?
• Concentrated winding differ from distributed winding with the concern of
• with compensating winding has a field current of 5 A to produce a voltage of 250 V at 1200 rpm. What will be the shunt field current of this machine at no load?