railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Electrical Machines DC Motor Back EMF
Line Current of A 500 V DC shunt motor is 52 A shunt field and armature resistance are 250 Ω and 0.5 Ω respectively. Determine the back e.m.f.
1
475 V
2
450 V
3
500 V
4
448 V