A 250V, DC shunt motor takes a line current of 20A. Resistance of shunt field winding is 200Ω and resistance of the armature is 0.3Ω. Find the armature current and the back e.m.f.
A 18.75A, 244V
B 25.32A, 225V
C 15.65A, 100V
D 10A, 150V
Solution
Correct Answer: Option A